diff --git a/labs/html-template/package.json b/labs/html-template/package.json
index 7b5718f..6fff4cc 100644
--- a/labs/html-template/package.json
+++ b/labs/html-template/package.json
@@ -19,7 +19,7 @@
     "htmlparser2": "^9.1.0"
   },
   "devDependencies": {
-    "@kopflos-cms/core": "*",
+    "@kopflos-cms/core": "^0.3.0-beta.8",
     "@types/chai-html": "^3.0.0",
     "@types/sinon": "^17.0.3",
     "@zazuko/env-node": "^2.1.4",
diff --git a/package-lock.json b/package-lock.json
index 88867e5..bdac91f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -83,7 +83,7 @@
         "htmlparser2": "^9.1.0"
       },
       "devDependencies": {
-        "@kopflos-cms/core": "*",
+        "@kopflos-cms/core": "^0.3.0-beta.8",
         "@types/chai-html": "^3.0.0",
         "@types/sinon": "^17.0.3",
         "@zazuko/env-node": "^2.1.4",
@@ -18537,7 +18537,7 @@
         "anylogger": "^1.0.11"
       },
       "devDependencies": {
-        "@kopflos-cms/core": "*",
+        "@kopflos-cms/core": "^0.3.0-beta.8",
         "@zazuko/env-node": "^2.1.3",
         "chai": "^5.1.1",
         "mocha-chai-rdf": "^0.1.4"
diff --git a/packages/plugin-deploy-resources/package.json b/packages/plugin-deploy-resources/package.json
index 99ff0c6..6c4106c 100644
--- a/packages/plugin-deploy-resources/package.json
+++ b/packages/plugin-deploy-resources/package.json
@@ -20,7 +20,7 @@
     "anylogger": "^1.0.11"
   },
   "devDependencies": {
-    "@kopflos-cms/core": "*",
+    "@kopflos-cms/core": "^0.3.0-beta.8",
     "@zazuko/env-node": "^2.1.3",
     "chai": "^5.1.1",
     "mocha-chai-rdf": "^0.1.4"