diff --git a/bioimageio/core/VERSION b/bioimageio/core/VERSION
index 5ba41749..26f76ff5 100644
--- a/bioimageio/core/VERSION
+++ b/bioimageio/core/VERSION
@@ -1,3 +1,3 @@
 {
-    "version": "0.4.5"
+    "version": "0.4.5.post0"
 }