diff --git a/src/services/drive/add-file.ts b/src/services/drive/add-file.ts
index 962c9d771d..777e357c1a 100644
--- a/src/services/drive/add-file.ts
+++ b/src/services/drive/add-file.ts
@@ -335,7 +335,7 @@ export default async function(
 	}
 
 	if (info.avgColor) {
-		properties['avgColor'] = `rgb(${info.avgColor.join(',')}`;
+		properties['avgColor'] = `rgb(${info.avgColor.join(',')})`;
 	}
 
 	const profile = user ? await UserProfiles.findOne(user.id) : null;