diff --git a/EnduranceSpaceExplorationSystem/EnduranceSpaceExplorationSystem-V1.13.ckan b/EnduranceSpaceExplorationSystem/EnduranceSpaceExplorationSystem-V1.13.ckan
index 5e497a2a4c..a003c46db4 100644
--- a/EnduranceSpaceExplorationSystem/EnduranceSpaceExplorationSystem-V1.13.ckan
+++ b/EnduranceSpaceExplorationSystem/EnduranceSpaceExplorationSystem-V1.13.ckan
@@ -66,6 +66,7 @@
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     },
     "download_content_type": "application/zip",
+    "install_size": 51806340,
     "release_date": "2021-02-20T05:38:10Z",
     "x_generated_by": "netkan"
 }