diff --git a/libs/aws/poetry.lock b/libs/aws/poetry.lock
index 6f5ab5d1..3b6bd439 100644
--- a/libs/aws/poetry.lock
+++ b/libs/aws/poetry.lock
@@ -215,6 +215,73 @@ files = [
     {file = "colorama-0.4.6.tar.gz", hash = "sha256:08695f5cb7ed6e0531a20572697297273c47b8cae5a63ffc6d6ed5c201be6e44"},
 ]
 
+[[package]]
+name = "coverage"
+version = "7.4.4"
+description = "Code coverage measurement for Python"
+optional = false
+python-versions = ">=3.8"
+files = [
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+    {file = "coverage-7.4.4-cp39-cp39-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:ff7687ca3d7028d8a5f0ebae95a6e4827c5616b31a4ee1192bdfde697db110d4"},
+    {file = "coverage-7.4.4-cp39-cp39-musllinux_1_1_aarch64.whl", hash = "sha256:5fc1de20b2d4a061b3df27ab9b7c7111e9a710f10dc2b84d33a4ab25065994ec"},
+    {file = "coverage-7.4.4-cp39-cp39-musllinux_1_1_i686.whl", hash = "sha256:c74880fc64d4958159fbd537a091d2a585448a8f8508bf248d72112723974cbd"},
+    {file = "coverage-7.4.4-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:742a76a12aa45b44d236815d282b03cfb1de3b4323f3e4ec933acfae08e54ade"},
+    {file = "coverage-7.4.4-cp39-cp39-win32.whl", hash = "sha256:d89d7b2974cae412400e88f35d86af72208e1ede1a541954af5d944a8ba46c57"},
+    {file = "coverage-7.4.4-cp39-cp39-win_amd64.whl", hash = "sha256:9ca28a302acb19b6af89e90f33ee3e1906961f94b54ea37de6737b7ca9d8827c"},
+    {file = "coverage-7.4.4-pp38.pp39.pp310-none-any.whl", hash = "sha256:b2c5edc4ac10a7ef6605a966c58929ec6c1bd0917fb8c15cb3363f65aa40e677"},
+    {file = "coverage-7.4.4.tar.gz", hash = "sha256:c901df83d097649e257e803be22592aedfd5182f07b3cc87d640bbb9afd50f49"},
+]
+
+[package.dependencies]
+tomli = {version = "*", optional = true, markers = "python_full_version <= \"3.11.0a6\" and extra == \"toml\""}
+
+[package.extras]
+toml = ["tomli"]
+
 [[package]]
 name = "exceptiongroup"
 version = "1.2.0"
@@ -620,6 +687,24 @@ pytest = ">=7.0.0,<9"
 docs = ["sphinx (>=5.3)", "sphinx-rtd-theme (>=1.0)"]
 testing = ["coverage (>=6.2)", "hypothesis (>=5.7.1)"]
 
+[[package]]
+name = "pytest-cov"
+version = "4.1.0"
+description = "Pytest plugin for measuring coverage."
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "pytest-cov-4.1.0.tar.gz", hash = "sha256:3904b13dfbfec47f003b8e77fd5b589cd11904a21ddf1ab38a64f204d6a10ef6"},
+    {file = "pytest_cov-4.1.0-py3-none-any.whl", hash = "sha256:6ba70b9e97e69fcc3fb45bfeab2d0a138fb65c4d0d6a41ef33983ad114be8c3a"},
+]
+
+[package.dependencies]
+coverage = {version = ">=5.2.1", extras = ["toml"]}
+pytest = ">=4.6"
+
+[package.extras]
+testing = ["fields", "hunter", "process-tests", "pytest-xdist", "six", "virtualenv"]
+
 [[package]]
 name = "python-dateutil"
 version = "2.9.0.post0"
@@ -865,4 +950,4 @@ zstd = ["zstandard (>=0.18.0)"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<4.0"
-content-hash = "f5abc531b0f400758b685366c860fdf4fa6622d2e19487898221c2f02e35e9b4"
+content-hash = "7269f017eec10dcbeae1b84c8734c9b33b902253142a169c747468a1cab4f80d"
diff --git a/libs/aws/pyproject.toml b/libs/aws/pyproject.toml
index d6b523b0..8f6e4763 100644
--- a/libs/aws/pyproject.toml
+++ b/libs/aws/pyproject.toml
@@ -20,6 +20,7 @@ optional = true
 
 [tool.poetry.group.test.dependencies]
 pytest = "^7.4.3"
+pytest-cov = "^4.1.0"
 syrupy = "^4.0.2"
 pytest-asyncio = "^0.23.2"
 
@@ -77,7 +78,7 @@ build-backend = "poetry.core.masonry.api"
 #
 # https://github.com/tophat/syrupy
 # --snapshot-warn-unused    Prints a warning on unused snapshots rather than fail the test suite.
-addopts = "--snapshot-warn-unused --strict-markers --strict-config --durations=5"
+addopts = "--snapshot-warn-unused --strict-markers --strict-config --durations=5 --cov=langchain_aws"
 # Registering custom markers.
 # https://docs.pytest.org/en/7.1.x/example/markers.html#registering-markers
 markers = [