diff --git a/_templates/middleware/new/package/package.json.t b/_templates/middleware/new/package/package.json.t
index 0a69aaa..7482b93 100644
--- a/_templates/middleware/new/package/package.json.t
+++ b/_templates/middleware/new/package/package.json.t
@@ -29,7 +29,8 @@ to: packages/<%= h.inflection.dasherize(name.toLowerCase()) %>/package.json
   "private": false,
   "dependencies": {
     "@lambda-middleware/utils": "*",
-    "debug": ">=4.1.0"
+    "debug": ">=4.1.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/class-validator/package.json b/packages/class-validator/package.json
index 25f9d51..5de43fa 100644
--- a/packages/class-validator/package.json
+++ b/packages/class-validator/package.json
@@ -30,7 +30,8 @@
     "debug": ">=4.1.0",
     "class-transformer": ">=0.2.3",
     "class-transformer-validator": ">=0.8.0",
-    "class-validator": ">=0.11.0"
+    "class-validator": ">=0.11.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/compose/package.json b/packages/compose/package.json
index e064316..99c6bc1 100644
--- a/packages/compose/package.json
+++ b/packages/compose/package.json
@@ -38,6 +38,9 @@
     "test:integration": "concurrently --timeout 600000 --kill-others --success first \"cd test && serverless offline\" \"wait-on http://localhost:3000/dev/status && jest -c jest.integration.config.js\"",
     "test:unit": "jest"
   },
+  "dependencies": {
+    "tslib": "^2.0.1"
+  },
   "devDependencies": {
     "@lambda-middleware/utils": "*",
     "@semantic-release/changelog": "^3.0.2",
diff --git a/packages/http-error-handler/package.json b/packages/http-error-handler/package.json
index 66c1cc7..ee678d8 100644
--- a/packages/http-error-handler/package.json
+++ b/packages/http-error-handler/package.json
@@ -29,7 +29,8 @@
   "dependencies": {
     "@lambda-middleware/utils": "*",
     "debug": ">=4.1.0",
-    "serialize-error": ">=5.0.0"
+    "serialize-error": ">=5.0.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/http-header-normalizer/package.json b/packages/http-header-normalizer/package.json
index 6d011d4..3d6368e 100644
--- a/packages/http-header-normalizer/package.json
+++ b/packages/http-header-normalizer/package.json
@@ -29,7 +29,8 @@
   "dependencies": {
     "@lambda-middleware/compose": "*",
     "@lambda-middleware/utils": "*",
-    "debug": ">=4.1.0"
+    "debug": ">=4.1.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/ie-no-open/package.json b/packages/ie-no-open/package.json
index 716ce4a..1208983 100644
--- a/packages/ie-no-open/package.json
+++ b/packages/ie-no-open/package.json
@@ -31,7 +31,8 @@
   "private": false,
   "dependencies": {
     "@lambda-middleware/utils": "*",
-    "debug": ">=4.1.0"
+    "debug": ">=4.1.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/json-serializer/package.json b/packages/json-serializer/package.json
index 7a0db54..4a2ce38 100644
--- a/packages/json-serializer/package.json
+++ b/packages/json-serializer/package.json
@@ -28,7 +28,8 @@
   "private": false,
   "dependencies": {
     "@lambda-middleware/utils": "*",
-    "debug": ">=4.1.0"
+    "debug": ">=4.1.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/jwt-auth/package.json b/packages/jwt-auth/package.json
index 4b982e7..78e8702 100644
--- a/packages/jwt-auth/package.json
+++ b/packages/jwt-auth/package.json
@@ -30,7 +30,8 @@
     "@lambda-middleware/utils": "*",
     "debug": ">=4.1.0",
     "http-errors": "^1.7.3",
-    "jsonwebtoken": "^8.4.0"
+    "jsonwebtoken": "^8.4.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/middy-adaptor/package.json b/packages/middy-adaptor/package.json
index b7607da..0b05d24 100644
--- a/packages/middy-adaptor/package.json
+++ b/packages/middy-adaptor/package.json
@@ -26,7 +26,8 @@
   "private": false,
   "dependencies": {
     "@lambda-middleware/utils": "*",
-    "debug": ">=4.1.0"
+    "debug": ">=4.1.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/no-sniff/package.json b/packages/no-sniff/package.json
index 923feb6..46ce7fa 100644
--- a/packages/no-sniff/package.json
+++ b/packages/no-sniff/package.json
@@ -29,7 +29,8 @@
   "private": false,
   "dependencies": {
     "@lambda-middleware/utils": "*",
-    "debug": ">=4.1.0"
+    "debug": ">=4.1.0",
+    "tslib": "^2.0.1"
   },
   "directories": {
     "example": "examples"
diff --git a/packages/utils/package.json b/packages/utils/package.json
index afd091b..b0db091 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -39,7 +39,8 @@
   },
   "dependencies": {
     "@types/aws-lambda": "^8.10.47",
-    "aws-lambda": "^1.0.5"
+    "aws-lambda": "^1.0.5",
+    "tslib": "^2.0.1"
   },
   "devDependencies": {
     "@types/debug": "^4.1.5",