diff --git a/src/config.default.json b/src/config.default.json
index 687ef07..c13b358 100644
--- a/src/config.default.json
+++ b/src/config.default.json
@@ -37,7 +37,7 @@
     "endpoint": "/webhook",
     "secret": "",
     "signature_header": "",
-    "pull_command": "git pull"
+    "pull_command": "git pull origin master"
   },
   "showdown": {
     "parseImgDimensions": true,
@@ -54,4 +54,4 @@
   "plantuml": {
     "output_format": "svg"
   }
-}
\ No newline at end of file
+}