diff --git a/KerBalloons/KerBalloons-v0.3.4.ckan b/KerBalloons/KerBalloons-v0.3.4.ckan
index e2019728aa..a12d8ce089 100644
--- a/KerBalloons/KerBalloons-v0.3.4.ckan
+++ b/KerBalloons/KerBalloons-v0.3.4.ckan
@@ -18,5 +18,10 @@
     ],
     "download": "http://addons-origin.cursecdn.com/files/2297/255/KerBalloons.zip",
     "download_size": 2250799,
+    "download_hash": {
+        "sha1": "BAEDDD6DB397FD6736F5C7C717C3E64918316FCB",
+        "sha256": "8345C6699EF395A1CC5732AA7AC4D9780693C0A480FB94076981A8425FD01B11"
+    },
+    "download_content_type": "application/zip",
     "x_generated_by": "netkan"
 }