diff --git a/WarpDrive/WarpDrive-0.9.5.1.ckan b/WarpDrive/WarpDrive-0.9.5.1.ckan
index e228be6b05..36d3838c3e 100644
--- a/WarpDrive/WarpDrive-0.9.5.1.ckan
+++ b/WarpDrive/WarpDrive-0.9.5.1.ckan
@@ -1,5 +1,5 @@
 {
-    "spec_version": "v1.4",
+    "spec_version": 1,
     "identifier": "WarpDrive",
     "name": "KSP WarpDrive",
     "abstract": "A stand-alone warp-drive, similiar to Interstellar",