diff --git a/conf/app.src b/conf/app.src
index ae59b8b..f0765c2 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,6 +1,6 @@
 SOURCE_URL=https://icecoder.net/download-zip
 SOURCE_SUM=sha256 checksum
-SOURCE_SUM_PRG=sha256sum
+SOURCE_SUM_PRG=714752C3D6CB42829EBA596F859B29D746473582409FCFA13C9FA79A74A776EC
 SOURCE_FORMAT=zip
 SOURCE_IN_SUBDIR=true
 SOURCE_FILENAME=