diff --git a/plugins/ping-grapher b/plugins/ping-grapher
index 5e85d8ae3..59e57d0b9 100644
--- a/plugins/ping-grapher
+++ b/plugins/ping-grapher
@@ -1,2 +1,2 @@
 repository=https://github.com/yuh25/Ping-Grapher.git
-commit=4b807d087e2cf5797da7d32b0c3c328d09412d72
+commit=8b4eb39187d0f59e585d06b4abb7ac4c464da2d2