diff --git a/bookshop/package.json b/bookshop/package.json
index 53be832a..25a9f529 100644
--- a/bookshop/package.json
+++ b/bookshop/package.json
@@ -4,7 +4,7 @@
   "description": "A simple self-contained bookshop service.",
   "dependencies": {
     "@capire/common": "*",
-    "@sap/cds": "^4",
+    "@sap/cds": ">=4",
     "express": "^4.17.1",
     "passport": "0.4.1"
   },
diff --git a/fiori/package.json b/fiori/package.json
index 5da44c3c..414541d3 100644
--- a/fiori/package.json
+++ b/fiori/package.json
@@ -6,7 +6,7 @@
     "@capire/reviews": "*",
     "@capire/orders": "*",
     "@capire/common": "*",
-    "@sap/cds": "^4",
+    "@sap/cds": ">=4",
     "express": "^4.17.1",
     "passport": "^0.4.1"
   },
diff --git a/orders/package.json b/orders/package.json
index ce8cbd55..87cd62cd 100644
--- a/orders/package.json
+++ b/orders/package.json
@@ -2,6 +2,6 @@
   "name": "@capire/orders",
   "version": "1.0.0",
   "dependencies": {
-    "@sap/cds": "^4.3.0"
+    "@sap/cds": ">=4.3.0"
   }
 }
\ No newline at end of file
diff --git a/package.json b/package.json
index 9c5c6c34..3b9affdf 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
     "chai-subset": "^1.6.0",
-    "sqlite3": "5.0.0"
+    "sqlite3": "^5.0.0"
   },
   "scripts": {
     "registry": "node .registry/server.js",
diff --git a/reviews/package.json b/reviews/package.json
index 970b956c..746d279e 100644
--- a/reviews/package.json
+++ b/reviews/package.json
@@ -7,7 +7,7 @@
     "index.cds"
   ],
   "dependencies": {
-    "@sap/cds": "^4",
+    "@sap/cds": ">=4",
     "express": "^4.17.1"
   },
   "scripts": {