diff --git a/JamomaCore b/JamomaCore
index 30b26896..da5192c7 160000
--- a/JamomaCore
+++ b/JamomaCore
@@ -1 +1 @@
-Subproject commit 30b26896baee7f8e9a813c265561e29307186a4d
+Subproject commit da5192c79261329f4a58c85ea1039f6f29525a96
diff --git a/script/cleanup.sh b/script/cleanup.sh
new file mode 100755
index 00000000..367d4342
--- /dev/null
+++ b/script/cleanup.sh
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+# Clean-up detritus from Git and resync with the master repository.
+
+# 1. Branches
+git remote prune origin
+
+# 2. Tags
+git tag -l | xargs git tag -d && git fetch -t