diff --git a/sonata-project/core-bundle/3.9/config/packages/sonata_project/sonata_core.yaml b/sonata-project/core-bundle/3.9/config/packages/sonata_project/sonata_core.yaml
new file mode 100644
index 00000000..d052932e
--- /dev/null
+++ b/sonata-project/core-bundle/3.9/config/packages/sonata_project/sonata_core.yaml
@@ -0,0 +1,5 @@
+sonata_core:
+    flashmessage: {}
+    form:
+        mapping:
+            enabled: false
diff --git a/sonata-project/core-bundle/3.9/manifest.json b/sonata-project/core-bundle/3.9/manifest.json
new file mode 100644
index 00000000..6a490071
--- /dev/null
+++ b/sonata-project/core-bundle/3.9/manifest.json
@@ -0,0 +1,8 @@
+{
+    "bundles": {
+        "Sonata\\CoreBundle\\SonataCoreBundle": ["all"]
+    },
+    "copy-from-recipe": {
+        "config/": "%CONFIG_DIR%/"
+    }
+}