diff --git a/check-my-stuff b/check-my-stuff
new file mode 100755
index 000000000..64680c209
--- /dev/null
+++ b/check-my-stuff
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+if [ $# -eq 0 ]
+  then
+    echo "Usage: $0 YOUR-MNT"
+    exit
+fi
+
+BASE=$(realpath $0)
+BASE=$(dirname $BASE)
+cd $BASE
+
+utils/schema-check/dn42-schema.py scan data/ -m $1