diff --git a/internal/agent/controller/app/spec/schema.json b/internal/agent/controller/app/spec/schema.json
index 2bdd221..d293026 100644
--- a/internal/agent/controller/app/spec/schema.json
+++ b/internal/agent/controller/app/spec/schema.json
@@ -24,7 +24,8 @@
                             "type": "string",
                             "enum": [
                                 "zip",
-                                "tar.gz"
+                                "tar.gz",
+                                "zim"
                             ]
                         },
                         "storage": {