diff --git a/git_datedcommit.sh b/git_datedcommit.sh
new file mode 100755
index 0000000..1985884
--- /dev/null
+++ b/git_datedcommit.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+if [ -z "$1" ]; then
+    echo "Syntax: $0 date-stamp"
+    exit 1
+fi
+GIT_AUTHOR_DATE="$1" GIT_COMMITTER_DATE="$1" git commit
+