diff --git a/ChangeLog b/ChangeLog
index db9d7b8..e61d096 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -5,6 +5,7 @@ SystemRescueCd ChangeLog
 6.0.6:
 -------------------------------------------------------------------------------
 * Added strings and ar commands using busybox
+* Disk space optimisations to reduce the size of the ISO image
 
 -------------------------------------------------------------------------------
 6.0.5 (2020-01-12):
diff --git a/airootfs/root/customize_airootfs.sh b/airootfs/root/customize_airootfs.sh
index fa8795b..6140be1 100755
--- a/airootfs/root/customize_airootfs.sh
+++ b/airootfs/root/customize_airootfs.sh
@@ -48,6 +48,7 @@ ln -s /usr/bin/busybox /usr/bin/strings
 find /usr/lib -type f -name '*.py[co]' -delete -o -type d -name __pycache__ -delete
 rm -rf /usr/share/gtk-doc /usr/share/doc /usr/share/keepassxc/docs/*.pdf
 rm -rf /usr/share/gir*
+rm -rf /usr/include
 
 # Remove large/irrelevant firmwares
 rm -rf /usr/lib/firmware/{liquidio,netronome}