diff --git a/server/homebrew.api.js b/server/homebrew.api.js
index 47a6e7f42..18269a639 100644
--- a/server/homebrew.api.js
+++ b/server/homebrew.api.js
@@ -77,8 +77,8 @@ If you believe you should have access to this brew, ask the file owner to invite
 			}
 
 			// Clean up brew: fill in missing fields with defaults / fix old invalid values
-			stub.tags     = stub.tags     || undefined; // Clear empty strings
-			stub.renderer = stub.renderer || undefined; // Clear empty strings
+			stub.tags     = stub?.tags     || undefined; // Clear empty strings
+			stub.renderer = stub?.renderer || undefined; // Clear empty strings
 			stub = _.defaults(stub, DEFAULT_BREW_LOAD); // Fill in blank fields
 
 			req.brew = stub;