diff --git a/openproject/build.json b/openproject/build.json
index 8beb6281f..c7fe8b840 100644
--- a/openproject/build.json
+++ b/openproject/build.json
@@ -1,6 +1,6 @@
 {
   "build_from": {
-    "aarch64": "openproject/openproject:latest",
-    "amd64": "openproject/openproject:latest"
+    "aarch64": "openproject/openproject:17",
+    "amd64": "openproject/openproject:17"
   }
 }