diff --git a/steps/improve/cleanup_filesystem.sh b/steps/improve/cleanup_filesystem.sh
new file mode 100755
index 0000000..b0d24c8
--- /dev/null
+++ b/steps/improve/cleanup_filesystem.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+# SPDX-FileCopyrightText: 2024 fosslinux <fosslinux@aussies.space>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+rm -rf /external/repo-preseeded
+rm -rf /steps/*/build
+rm -rf /steps/*/src
diff --git a/steps/manifest b/steps/manifest
index 963dde7..36ded1a 100644
--- a/steps/manifest
+++ b/steps/manifest
@@ -190,6 +190,7 @@ jump: break ( INTERNAL_CI == pass1 ) # scripts are generated in pass1
 build: gcc-10.4.0
 build: binutils-2.41
 build: gcc-13.1.0
+improve: cleanup_filesystem
 improve: null_time ( FORCE_TIMESTAMPS == True )
 improve: update_checksums ( UPDATE_CHECKSUMS == True )
 improve: after