diff --git a/sources b/sources
index 39ca753..70a8a5a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-2e51a2827ef5b291d3c7c69b729c2c6e  pngquant-2.5.0.tar.gz
+f51475ae44718a28866d2123886ffd8e  pngquant-2.5.1.tar.gz