diff --git a/ANGLECANProgressionPlus/ANGLECANProgressionPlus-1.7.ckan b/ANGLECANProgressionPlus/ANGLECANProgressionPlus-1.7.ckan
index ba68a95092..69079db8b6 100644
--- a/ANGLECANProgressionPlus/ANGLECANProgressionPlus-1.7.ckan
+++ b/ANGLECANProgressionPlus/ANGLECANProgressionPlus-1.7.ckan
@@ -1,5 +1,5 @@
 {
-    "spec_version": "v1.18",
+    "spec_version": "v1.4",
     "identifier": "ANGLECANProgressionPlus",
     "name": "ANGLECAN Progression Plus",
     "abstract": "Adds fuel costs to ANGLECAN Progression",