diff --git a/pdfjs.config b/pdfjs.config
index b5ee5b026ce5a..9de4ef4d9c795 100644
--- a/pdfjs.config
+++ b/pdfjs.config
@@ -1,5 +1,5 @@
 {
-  "stableVersion": "4.9.124",
+  "stableVersion": "4.9.155",
   "baseVersion": "cefd1ebcd239d906758d0f7a601238a1980d5631",
   "versionPrefix": "4.9."
 }