diff --git a/pdfjs.config b/pdfjs.config
index 8f6097888..18e8078ab 100644
--- a/pdfjs.config
+++ b/pdfjs.config
@@ -1,5 +1,5 @@
 {
   "stableVersion": "5.0.375",
-  "baseVersion": "7a57af12e13a47927c460e6b739a6ca132e7603d",
-  "versionPrefix": "5.0."
+  "baseVersion": "d86045eacbd6f8cc9cbe8fd616800ca3edcbd0dc",
+  "versionPrefix": "5.1."
 }