diff --git a/packages/api-contract/package.json b/packages/api-contract/package.json
index 31d05d2..0ca6e46 100644
--- a/packages/api-contract/package.json
+++ b/packages/api-contract/package.json
@@ -2,6 +2,7 @@
   "name": "@reviq/api-contract",
   "version": "0.0.1",
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/common/package.json b/packages/common/package.json
index 4def4f4..c664ae0 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -2,6 +2,7 @@
   "name": "@reviq/common",
   "version": "0.0.1",
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/db-schema/package.json b/packages/db-schema/package.json
index ada19c6..9b8b835 100644
--- a/packages/db-schema/package.json
+++ b/packages/db-schema/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.1",
   "private": true,
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/db/package.json b/packages/db/package.json
index f547bd2..4d98ca9 100644
--- a/packages/db/package.json
+++ b/packages/db/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.1",
   "private": true,
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/frontend-utils/package.json b/packages/frontend-utils/package.json
index 99c2f5d..0faf73d 100644
--- a/packages/frontend-utils/package.json
+++ b/packages/frontend-utils/package.json
@@ -2,6 +2,7 @@
   "name": "@reviq/frontend-utils",
   "version": "0.0.1",
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/server-utils/package.json b/packages/server-utils/package.json
index 5b37b28..d98ccf3 100644
--- a/packages/server-utils/package.json
+++ b/packages/server-utils/package.json
@@ -2,6 +2,7 @@
   "name": "@reviq/server-utils",
   "version": "0.0.1",
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/testing/test-helpers/package.json b/packages/testing/test-helpers/package.json
index 1f5196b..d7b404d 100644
--- a/packages/testing/test-helpers/package.json
+++ b/packages/testing/test-helpers/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.1",
   "private": true,
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {
diff --git a/packages/testing/virtual-authenticator/package.json b/packages/testing/virtual-authenticator/package.json
index 8f5f616..d39857c 100644
--- a/packages/testing/virtual-authenticator/package.json
+++ b/packages/testing/virtual-authenticator/package.json
@@ -3,6 +3,7 @@
   "version": "0.0.1",
   "private": true,
   "type": "module",
+  "sideEffects": false,
   "main": "./dist/index.js",
   "types": "./dist/index.d.ts",
   "exports": {