diff --git a/ExtraDockingPorts/ExtraDockingPorts-v1.3.1.ckan b/ExtraDockingPorts/ExtraDockingPorts-v1.3.1.ckan
index 9e7a74ac73..fdee222808 100644
--- a/ExtraDockingPorts/ExtraDockingPorts-v1.3.1.ckan
+++ b/ExtraDockingPorts/ExtraDockingPorts-v1.3.1.ckan
@@ -1,5 +1,5 @@
 {
-    "spec_version": "v1.4",
+    "spec_version": 1,
     "identifier": "ExtraDockingPorts",
     "name": "Extra Docking Ports",
     "abstract": "Adds a few new useful docking ports and some parachutes to go with them",