diff --git a/cluster/maco.apply.update.sh b/cluster/maco.apply.update.sh
index 79944a2..e57d550 100755
--- a/cluster/maco.apply.update.sh
+++ b/cluster/maco.apply.update.sh
@@ -208,6 +208,7 @@ main() {                                                        # {{{
 		| cut -d"'" -f2 )"
 
 	maco_proc_pattern="(/opt/maco/bin/maco.autoupdate.sh)"
+	apt_proc_pattern="(aptitude.*full-upgrade|/usr/bin/dpkg.*--configure|dpkg-deb|/bin/sh /usr/lib/needrestart/dpkg-status)"
 
 	## If APT package upgrade is available
 	### Exit (wait for APT upgrade to finish first)
@@ -234,6 +235,11 @@ main() {                                                        # {{{
 	is_proc_running "${maco_proc_pattern}" \
 		&& exit 0
 
+	## If anything related to APT is currently running
+	### Exit
+	is_proc_running "${apt_proc_pattern}" \
+		&& exit 0
+
 }
 # }}}