diff --git a/packages/internal/package.json b/packages/internal/package.json
index 736d5cf22..1f65048d8 100644
--- a/packages/internal/package.json
+++ b/packages/internal/package.json
@@ -26,7 +26,7 @@
     ],
     "dependencies": {
         "bcryptjs": "^2.4.3",
-        "colors": "^1.4.0",
+        "colors": "1.4.0",
         "cuid": "^2.1.8",
         "decimal.js": "^10.4.2",
         "deepcopy": "^2.1.0",
diff --git a/packages/schema/package.json b/packages/schema/package.json
index 4a2bc5ac9..581acc6ff 100644
--- a/packages/schema/package.json
+++ b/packages/schema/package.json
@@ -84,7 +84,7 @@
         "@zenstackhq/internal": "workspace:*",
         "change-case": "^4.1.2",
         "chevrotain": "^9.1.0",
-        "colors": "^1.4.0",
+        "colors": "1.4.0",
         "commander": "^8.3.0",
         "langium": "^0.5.0",
         "pluralize": "^8.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5bfa7c4e0..c50ae3e29 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -13,7 +13,7 @@ importers:
       '@types/node': ^14.18.29
       '@types/uuid': ^8.3.4
       bcryptjs: ^2.4.3
-      colors: ^1.4.0
+      colors: 1.4.0
       cuid: ^2.1.8
       decimal.js: ^10.4.2
       deepcopy: ^2.1.0
@@ -78,7 +78,7 @@ importers:
       '@zenstackhq/internal': workspace:*
       change-case: ^4.1.2
       chevrotain: ^9.1.0
-      colors: ^1.4.0
+      colors: 1.4.0
       commander: ^8.3.0
       concurrently: ^7.4.0
       esbuild: ^0.15.12