diff --git a/.github/workflows/scripts/reclaim_disk_space.sh b/.github/workflows/scripts/reclaim_disk_space.sh
index cc16a90793..a0d1e9c8f0 100755
--- a/.github/workflows/scripts/reclaim_disk_space.sh
+++ b/.github/workflows/scripts/reclaim_disk_space.sh
@@ -1,20 +1,19 @@
-#!/bin/sh
+#!/bin/sh -x
 
 set -eu
 
 # remove 4GiB of images
 sudo systemd-run docker system prune --force --all --volumes
 
+# remove unused packages
+sudo apt remove -q --purge firefox
+
 # remove unused software
 sudo systemd-run rm -rf \
   "$AGENT_TOOLSDIRECTORY" \
   /opt/* \
   /usr/local/* \
   /usr/share/az* \
-  /usr/share/dotnet \
   /usr/share/gradle* \
   /usr/share/miniconda \
-  /usr/share/swift \
-  /var/lib/gems \
-  /var/lib/mysql \
-  /var/lib/snapd
+  /usr/share/swift