diff --git a/.circleci/config.yml b/.circleci/config.yml
index b111c9a..5e67c78 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,10 +1,17 @@
-version: 2
+version: 2.1
+default: &default
+  parameters:
+    python-version:
+      description: the Python version we want to test with
+      type: string
+      default: "3.9.6"
+  docker:
+    - image: cimg/python:<< parameters.python-version >>
+      environment: # environment variables for primary container
+        PIPENV_VENV_IN_PROJECT: true
 jobs:
   test:
-    docker:
-      - image: circleci/python:3.9.6
-        environment: # environment variables for primary container
-          PIPENV_VENV_IN_PROJECT: true
+    <<: *default
     steps: # steps that comprise the `build` job
       - add_ssh_keys:
           fingerprints:
@@ -28,10 +35,7 @@ jobs:
           command: |
             make coverage
   docs-build-deploy:
-    docker:
-      - image: circleci/python:3.9.6
-        environment: # environment variables for primary container
-          PIPENV_VENV_IN_PROJECT: true
+    <<: *default
     steps:
       - add_ssh_keys:
           fingerprints:
@@ -53,10 +57,24 @@ jobs:
             git config --local user.name "gh-pages deploy bot"
             make gh-pages
 workflows:
-  version: 2
   build:
     jobs:
-      - test
+      - test:
+          matrix: &matrix
+            parameters:
+              python-version:
+                - "3.9.6"
+                - "3.9.8"
+                - "3.9.9"
+                - "3.9.10"
+                - "3.9.11"
+                - "3.9.12"
+                - "3.9.13"
+                - "3.10.0"
+                - "3.10.1"
+                - "3.10.2"
+                - "3.10.3"
+                - "3.10.4"
       - docs-build-deploy:
           filters:
             branches:
diff --git a/.gitignore b/.gitignore
index 8d198ff..730e11c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@ venv/
 .idea
 dist
 .coverage
+build
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..996894b
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,12 @@
+# Changelog
+
+## 0.1.1
+
+### Fixed:
+Fixed a PyPI constraint where the package can only be installed on python ==3.9.6
+
+
+## 0.1.0
+
+Initial version.
+
diff --git a/Pipfile b/Pipfile
index fc103fc..8af3d53 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,6 +10,3 @@ pytest-mock = "*"
 pytest-asyncio = "*"
 pdoc3 = "*"
 coverage = "===4.5.4"
-
-[requires]
-python_version = "3.9.6"
diff --git a/Pipfile.lock b/Pipfile.lock
index f878966..0c6939d 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,11 +1,11 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "446c00cd6938a997e3461c67ab932960b169d40f2b92e67a46d653bdfc2aa9e9"
+            "sha256": "128e1c1c5f3c8294d08832a41d8815b6adcefe7b71064a4c71c117584056f3b2"
         },
         "pipfile-spec": 6,
         "requires": {
-            "python_version": "3.9.6"
+            "python_version": ">=3.9.6, !=3.9.7"
         },
         "sources": [
             {
@@ -20,7 +20,7 @@
             "editable": true,
             "path": "."
         },
-        "deriv-api-deriv": {
+        "python-deriv-api": {
             "editable": true,
             "path": "."
         },
@@ -75,11 +75,11 @@
     "develop": {
         "attrs": {
             "hashes": [
-                "sha256:149e90d6d8ac20db7a955ad60cf0e6881a3f20d37096140088356da6c716b0b1",
-                "sha256:ef6aaac3ca6cd92904cdd0d83f629a15f18053ec84e6432106f7a4d04ae4f5fb"
+                "sha256:2d27e3784d7a565d36ab851fe94887c5eccd6a463168875832a1be79c82828b4",
+                "sha256:626ba8234211db98e869df76230a137c4c40a12d72445c45d5f5b716f076e2fd"
             ],
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
-            "version": "==21.2.0"
+            "version": "==21.4.0"
         },
         "coverage": {
             "hashes": [
@@ -121,11 +121,11 @@
         },
         "importlib-metadata": {
             "hashes": [
-                "sha256:53ccfd5c134223e497627b9815d5030edf77d2ed573922f7a0b8f8bb81a1c100",
-                "sha256:75bdec14c397f528724c1bfd9709d660b33a4d2e77387a3358f20b848bb5e5fb"
+                "sha256:5d26852efe48c0a32b0509ffbc583fda1a2266545a78d104a6f4aff3db17d700",
+                "sha256:c58c8eb8a762858f49e18436ff552e83914778e50e9d2f1660535ffb364552ec"
             ],
             "markers": "python_version < '3.10'",
-            "version": "==4.8.2"
+            "version": "==4.11.4"
         },
         "iniconfig": {
             "hashes": [
@@ -136,94 +136,65 @@
         },
         "mako": {
             "hashes": [
-                "sha256:4e9e345a41924a954251b95b4b28e14a301145b544901332e658907a7464b6b2",
-                "sha256:afaf8e515d075b22fad7d7b8b30e4a1c90624ff2f3733a06ec125f5a5f043a57"
+                "sha256:23aab11fdbbb0f1051b93793a58323ff937e98e34aece1c4219675122e57e4ba",
+                "sha256:9a7c7e922b87db3686210cf49d5d767033a41d4010b284e747682c92bddd8b39"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==1.1.6"
+            "markers": "python_version >= '3.7'",
+            "version": "==1.2.0"
         },
         "markdown": {
             "hashes": [
-                "sha256:76df8ae32294ec39dcf89340382882dfa12975f87f45c3ed1ecdb1e8cefc7006",
-                "sha256:9923332318f843411e9932237530df53162e29dc7a4e2b91e35764583c46c9a3"
+                "sha256:cbb516f16218e643d8e0a95b309f77eb118cb138d39a4f27851e6a63581db874",
+                "sha256:f5da449a6e1c989a4cea2631aa8ee67caa5a2ef855d551c88f9e309f4634c621"
             ],
             "markers": "python_version >= '3.6'",
-            "version": "==3.3.6"
+            "version": "==3.3.7"
         },
         "markupsafe": {
             "hashes": [
-                "sha256:01a9b8ea66f1658938f65b93a85ebe8bc016e6769611be228d797c9d998dd298",
-                "sha256:023cb26ec21ece8dc3907c0e8320058b2e0cb3c55cf9564da612bc325bed5e64",
-                "sha256:0446679737af14f45767963a1a9ef7620189912317d095f2d9ffa183a4d25d2b",
-                "sha256:04635854b943835a6ea959e948d19dcd311762c5c0c6e1f0e16ee57022669194",
-                "sha256:0717a7390a68be14b8c793ba258e075c6f4ca819f15edfc2a3a027c823718567",
-                "sha256:0955295dd5eec6cb6cc2fe1698f4c6d84af2e92de33fbcac4111913cd100a6ff",
-                "sha256:0d4b31cc67ab36e3392bbf3862cfbadac3db12bdd8b02a2731f509ed5b829724",
-                "sha256:10f82115e21dc0dfec9ab5c0223652f7197feb168c940f3ef61563fc2d6beb74",
-                "sha256:168cd0a3642de83558a5153c8bd34f175a9a6e7f6dc6384b9655d2697312a646",
-                "sha256:1d609f577dc6e1aa17d746f8bd3c31aa4d258f4070d61b2aa5c4166c1539de35",
-                "sha256:1f2ade76b9903f39aa442b4aadd2177decb66525062db244b35d71d0ee8599b6",
-                "sha256:20dca64a3ef2d6e4d5d615a3fd418ad3bde77a47ec8a23d984a12b5b4c74491a",
-                "sha256:2a7d351cbd8cfeb19ca00de495e224dea7e7d919659c2841bbb7f420ad03e2d6",
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-                "sha256:36bc903cbb393720fad60fc28c10de6acf10dc6cc883f3e24ee4012371399a38",
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-                "sha256:4dc8f9fb58f7364b63fd9f85013b780ef83c11857ae79f2feda41e270468dd9b",
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-                "sha256:53edb4da6925ad13c07b6d26c2a852bd81e364f95301c66e930ab2aef5b5ddd8",
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-                "sha256:5b6d930f030f8ed98e3e6c98ffa0652bdb82601e7a016ec2ab5d7ff23baa78d1",
-                "sha256:5bb28c636d87e840583ee3adeb78172efc47c8b26127267f54a9c0ec251d41a9",
-                "sha256:60bf42e36abfaf9aff1f50f52644b336d4f0a3fd6d8a60ca0d054ac9f713a864",
-                "sha256:611d1ad9a4288cf3e3c16014564df047fe08410e628f89805e475368bd304914",
-                "sha256:6300b8454aa6930a24b9618fbb54b5a68135092bc666f7b06901f897fa5c2fee",
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-                "sha256:6557b31b5e2c9ddf0de32a691f2312a32f77cd7681d8af66c2692efdbef84c18",
-                "sha256:693ce3f9e70a6cf7d2fb9e6c9d8b204b6b39897a2c4a1aa65728d5ac97dcc1d8",
-                "sha256:6a7fae0dd14cf60ad5ff42baa2e95727c3d81ded453457771d02b7d2b3f9c0c2",
-                "sha256:6c4ca60fa24e85fe25b912b01e62cb969d69a23a5d5867682dd3e80b5b02581d",
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-                "sha256:bf5d821ffabf0ef3533c39c518f3357b171a1651c1ff6827325e4489b0e46c3c",
-                "sha256:c47adbc92fc1bb2b3274c4b3a43ae0e4573d9fbff4f54cd484555edbf030baf1",
-                "sha256:cdfba22ea2f0029c9261a4bd07e830a8da012291fbe44dc794e488b6c9bb353a",
-                "sha256:d6c7ebd4e944c85e2c3421e612a7057a2f48d478d79e61800d81468a8d842207",
-                "sha256:d7f9850398e85aba693bb640262d3611788b1f29a79f0c93c565694658f4071f",
-                "sha256:d8446c54dc28c01e5a2dbac5a25f071f6653e6e40f3a8818e8b45d790fe6ef53",
-                "sha256:deb993cacb280823246a026e3b2d81c493c53de6acfd5e6bfe31ab3402bb37dd",
-                "sha256:e0f138900af21926a02425cf736db95be9f4af72ba1bb21453432a07f6082134",
-                "sha256:e9936f0b261d4df76ad22f8fee3ae83b60d7c3e871292cd42f40b81b70afae85",
-                "sha256:f0567c4dc99f264f49fe27da5f735f414c4e7e7dd850cfd8e69f0862d7c74ea9",
-                "sha256:f5653a225f31e113b152e56f154ccbe59eeb1c7487b39b9d9f9cdb58e6c79dc5",
-                "sha256:f826e31d18b516f653fe296d967d700fddad5901ae07c622bb3705955e1faa94",
-                "sha256:f8ba0e8349a38d3001fae7eadded3f6606f0da5d748ee53cc1dab1d6527b9509",
-                "sha256:f9081981fe268bd86831e5c75f7de206ef275defcb82bc70740ae6dc507aee51",
-                "sha256:fa130dd50c57d53368c9d59395cb5526eda596d3ffe36666cd81a44d56e48872"
+                "sha256:0212a68688482dc52b2d45013df70d169f542b7394fc744c02a57374a4207003",
+                "sha256:089cf3dbf0cd6c100f02945abeb18484bd1ee57a079aefd52cffd17fba910b88",
+                "sha256:10c1bfff05d95783da83491be968e8fe789263689c02724e0c691933c52994f5",
+                "sha256:33b74d289bd2f5e527beadcaa3f401e0df0a89927c1559c8566c066fa4248ab7",
+                "sha256:3799351e2336dc91ea70b034983ee71cf2f9533cdff7c14c90ea126bfd95d65a",
+                "sha256:3ce11ee3f23f79dbd06fb3d63e2f6af7b12db1d46932fe7bd8afa259a5996603",
+                "sha256:421be9fbf0ffe9ffd7a378aafebbf6f4602d564d34be190fc19a193232fd12b1",
+                "sha256:43093fb83d8343aac0b1baa75516da6092f58f41200907ef92448ecab8825135",
+                "sha256:46d00d6cfecdde84d40e572d63735ef81423ad31184100411e6e3388d405e247",
+                "sha256:4a33dea2b688b3190ee12bd7cfa29d39c9ed176bda40bfa11099a3ce5d3a7ac6",
+                "sha256:4b9fe39a2ccc108a4accc2676e77da025ce383c108593d65cc909add5c3bd601",
+                "sha256:56442863ed2b06d19c37f94d999035e15ee982988920e12a5b4ba29b62ad1f77",
+                "sha256:671cd1187ed5e62818414afe79ed29da836dde67166a9fac6d435873c44fdd02",
+                "sha256:694deca8d702d5db21ec83983ce0bb4b26a578e71fbdbd4fdcd387daa90e4d5e",
+                "sha256:6a074d34ee7a5ce3effbc526b7083ec9731bb3cbf921bbe1d3005d4d2bdb3a63",
+                "sha256:6d0072fea50feec76a4c418096652f2c3238eaa014b2f94aeb1d56a66b41403f",
+                "sha256:6fbf47b5d3728c6aea2abb0589b5d30459e369baa772e0f37a0320185e87c980",
+                "sha256:7f91197cc9e48f989d12e4e6fbc46495c446636dfc81b9ccf50bb0ec74b91d4b",
+                "sha256:86b1f75c4e7c2ac2ccdaec2b9022845dbb81880ca318bb7a0a01fbf7813e3812",
+                "sha256:8dc1c72a69aa7e082593c4a203dcf94ddb74bb5c8a731e4e1eb68d031e8498ff",
+                "sha256:8e3dcf21f367459434c18e71b2a9532d96547aef8a871872a5bd69a715c15f96",
+                "sha256:8e576a51ad59e4bfaac456023a78f6b5e6e7651dcd383bcc3e18d06f9b55d6d1",
+                "sha256:96e37a3dc86e80bf81758c152fe66dbf60ed5eca3d26305edf01892257049925",
+                "sha256:97a68e6ada378df82bc9f16b800ab77cbf4b2fada0081794318520138c088e4a",
+                "sha256:99a2a507ed3ac881b975a2976d59f38c19386d128e7a9a18b7df6fff1fd4c1d6",
+                "sha256:a49907dd8420c5685cfa064a1335b6754b74541bbb3706c259c02ed65b644b3e",
+                "sha256:b09bf97215625a311f669476f44b8b318b075847b49316d3e28c08e41a7a573f",
+                "sha256:b7bd98b796e2b6553da7225aeb61f447f80a1ca64f41d83612e6139ca5213aa4",
+                "sha256:b87db4360013327109564f0e591bd2a3b318547bcef31b468a92ee504d07ae4f",
+                "sha256:bcb3ed405ed3222f9904899563d6fc492ff75cce56cba05e32eff40e6acbeaa3",
+                "sha256:d4306c36ca495956b6d568d276ac11fdd9c30a36f1b6eb928070dc5360b22e1c",
+                "sha256:d5ee4f386140395a2c818d149221149c54849dfcfcb9f1debfe07a8b8bd63f9a",
+                "sha256:dda30ba7e87fbbb7eab1ec9f58678558fd9a6b8b853530e176eabd064da81417",
+                "sha256:e04e26803c9c3851c931eac40c695602c6295b8d432cbe78609649ad9bd2da8a",
+                "sha256:e1c0b87e09fa55a220f058d1d49d3fb8df88fbfab58558f1198e08c1e1de842a",
+                "sha256:e72591e9ecd94d7feb70c1cbd7be7b3ebea3f548870aa91e2732960fa4d57a37",
+                "sha256:e8c843bbcda3a2f1e3c2ab25913c80a3c5376cd00c6e8c4a86a89a28c8dc5452",
+                "sha256:efc1913fd2ca4f334418481c7e595c00aad186563bbc1ec76067848c7ca0a933",
+                "sha256:f121a1420d4e173a5d96e47e9a0c0dcff965afdf1626d28de1460815f7c4ee7a",
+                "sha256:fc7b548b17d238737688817ab67deebb30e8073c95749d55538ed473130ec0c7"
             ],
-            "markers": "python_version >= '3.6'",
-            "version": "==2.0.1"
+            "markers": "python_version >= '3.7'",
+            "version": "==2.1.1"
         },
         "packaging": {
             "hashes": [
@@ -235,7 +206,8 @@
         },
         "pdoc3": {
             "hashes": [
-                "sha256:5f22e7bcb969006738e1aa4219c75a32f34c2d62d46dc9d2fb2d3e0b0287e4b7"
+                "sha256:5f22e7bcb969006738e1aa4219c75a32f34c2d62d46dc9d2fb2d3e0b0287e4b7",
+                "sha256:ba45d1ada1bd987427d2bf5cdec30b2631a3ff5fb01f6d0e77648a572ce6028b"
             ],
             "index": "pypi",
             "version": "==0.10.0"
@@ -258,59 +230,60 @@
         },
         "pyparsing": {
             "hashes": [
-                "sha256:04ff808a5b90911829c55c4e26f75fa5ca8a2f5f36aa3a51f68e27033341d3e4",
-                "sha256:d9bdec0013ef1eb5a84ab39a3b3868911598afa494f5faa038647101504e2b81"
+                "sha256:2b020ecf7d21b687f219b71ecad3631f644a47f01403fa1d1036b0c6416d70fb",
+                "sha256:5026bae9a10eeaefb61dab2f09052b9f4307d44aee4eda64b309723d8d206bbc"
             ],
-            "markers": "python_version >= '3.6'",
-            "version": "==3.0.6"
+            "markers": "python_full_version >= '3.6.8'",
+            "version": "==3.0.9"
         },
         "pytest": {
             "hashes": [
-                "sha256:131b36680866a76e6781d13f101efb86cf674ebb9762eb70d3082b6f29889e89",
-                "sha256:7310f8d27bc79ced999e760ca304d69f6ba6c6649c0b60fb0e04a4a77cacc134"
+                "sha256:13d0e3ccfc2b6e26be000cb6568c832ba67ba32e719443bfe725814d3c42433c",
+                "sha256:a06a0425453864a270bc45e71f783330a7428defb4230fb5e6a731fde06ecd45"
             ],
             "index": "pypi",
-            "version": "==6.2.5"
+            "version": "==7.1.2"
         },
         "pytest-asyncio": {
             "hashes": [
-                "sha256:5f2a21273c47b331ae6aa5b36087047b4899e40f03f18397c0e65fa5cca54e9b",
-                "sha256:7496c5977ce88c34379df64a66459fe395cd05543f0a2f837016e7144391fcfb"
+                "sha256:16cf40bdf2b4fb7fc8e4b82bd05ce3fbcd454cbf7b92afc445fe299dabb88213",
+                "sha256:7659bdb0a9eb9c6e3ef992eef11a2b3e69697800ad02fb06374a210d85b29f91",
+                "sha256:8fafa6c52161addfd41ee7ab35f11836c5a16ec208f93ee388f752bea3493a84"
             ],
             "index": "pypi",
-            "version": "==0.16.0"
+            "version": "==0.18.3"
         },
         "pytest-mock": {
             "hashes": [
-                "sha256:30c2f2cc9759e76eee674b81ea28c9f0b94f8f0445a1b87762cadf774f0df7e3",
-                "sha256:40217a058c52a63f1042f0784f62009e976ba824c418cced42e88d5f40ab0e62"
+                "sha256:5112bd92cc9f186ee96e1a92efc84969ea494939c3aead39c50f421c4cc69534",
+                "sha256:6cff27cec936bf81dc5ee87f07132b807bcda51106b5ec4b90a04331cba76231"
             ],
             "index": "pypi",
-            "version": "==3.6.1"
+            "version": "==3.7.0"
         },
         "pytest-runner": {
             "hashes": [
-                "sha256:0fce5b8dc68760f353979d99fdd6b3ad46330b6b1837e2077a89ebcf204aac91",
-                "sha256:85f93af814438ee322b4ea08fe3f5c2ad53b253577f3bd84b2ad451fee450ac5"
+                "sha256:4c059cf11cf4306e369c0f8f703d1eaf8f32fad370f41deb5f007044656aca6b",
+                "sha256:b4d85362ed29b4c348678de797df438f0f0509497ddb8c647096c02a6d87b685"
             ],
             "index": "pypi",
-            "version": "==5.3.1"
+            "version": "==6.0.0"
         },
-        "toml": {
+        "tomli": {
             "hashes": [
-                "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b",
-                "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"
+                "sha256:939de3e7a6161af0c887ef91b7d41a53e7c5a1ca976325f429cb46ea9bc30ecc",
+                "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"
             ],
-            "markers": "python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==0.10.2"
+            "markers": "python_version >= '3.7'",
+            "version": "==2.0.1"
         },
         "zipp": {
             "hashes": [
-                "sha256:71c644c5369f4a6e07636f0aa966270449561fcea2e3d6747b8d23efaa9d7832",
-                "sha256:9fe5ea21568a0a70e50f273397638d39b03353731e6cbbb3fd8502a33fec40bc"
+                "sha256:56bf8aadb83c24db6c4b577e13de374ccfb67da2078beba1d037c17980bf43ad",
+                "sha256:c4f6e5bbf48e74f7a38e7cc5b0480ff42b0ae5178957d564d18932525d5cf099"
             ],
-            "markers": "python_version >= '3.6'",
-            "version": "==3.6.0"
+            "markers": "python_version >= '3.7'",
+            "version": "==3.8.0"
         }
     }
 }
diff --git a/setup.py b/setup.py
index afbcae6..27840e1 100644
--- a/setup.py
+++ b/setup.py
@@ -3,7 +3,7 @@
 setup(
     name='python_deriv_api',
     packages=find_packages(include=['deriv_api']),
-    version='0.1.0',
+    version='0.1.1',
     description='Python bindings for deriv.com websocket API',
     author='Deriv Group Services Ltd',
     author_email='learning+python@deriv.com',
@@ -14,10 +14,10 @@
     project_urls={
         'Bug Tracker': "https://github.com/binary-com/python-deriv-api/issues",
         'Documentation': "https://binary-com.github.io/python-deriv-api",
-        'Source Code': "https://github.com/binary-com/python-deriv-api"
-
+        'Source Code': "https://github.com/binary-com/python-deriv-api",
+        'Changelog': "https://github.com/binary-com/python-deriv-api/blob/master/CHANGELOG.md"
     },
-    python_requires="==3.9.6",
+    python_requires=">=3.9.6, !=3.9.7",
     classifiers=[
         "Programming Language :: Python :: 3",
         "Operating System :: OS Independent",