diff --git a/USI-NuclearRockets/USI-NuclearRockets-0.4.1.0.ckan b/USI-NuclearRockets/USI-NuclearRockets-0.4.1.0.ckan
index 39424c3da3..abca0e3f45 100644
--- a/USI-NuclearRockets/USI-NuclearRockets-0.4.1.0.ckan
+++ b/USI-NuclearRockets/USI-NuclearRockets-0.4.1.0.ckan
@@ -16,11 +16,11 @@
     "depends": [
         {
             "name": "USITools",
-            "min_version": "v0.9.0.0"
+            "min_version": "0.9.0.0"
         },
         {
             "name": "USI-Core",
-            "min_version": "v0.4.0.0"
+            "min_version": "0.4.0.0"
         }
     ],
     "conflicts": [