diff --git a/shell/remove-old-snaps.sh b/shell/remove-old-snaps.sh
new file mode 100644
index 0000000..d6302f5
--- /dev/null
+++ b/shell/remove-old-snaps.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+# https://gist.github.com/anthonyaxenov/524faa8636df794a886cb80f73f55e5e
+# https://itsfoss.com/free-up-space-ubuntu-linux/
+# Remove old revisions of snaps
+# CLOSE ALL SNAPS BEFORE RUNNING THIS
+set -eu
+snap list --all | awk '/disabled/{print $1, $3}' |
+    while read snapname revision; do
+        snap remove "$snapname" --revision="$revision"
+    done