diff --git a/debian/postrm b/debian/postrm
index 1e1a4d5c3..9e89bd730 100644
--- a/debian/postrm
+++ b/debian/postrm
@@ -1,7 +1,7 @@
 if [ "$1" = "purge" ]; then
    find /etc/crowdsec -maxdepth 1 -mindepth 1 | grep -v "bouncer" | xargs rm -rf || echo ""
    rm -rf /var/lib/crowdsec
-   if [[ -d /etc/cron.daily/ ]] && [[ -f /etc/cron.daily/crowdsec-hub ]]; then
+   if [ -d "/etc/cron.daily/" ] && [ -f "/etc/cron.daily/crowdsec-hub" ]; then
       rm /etc/cron.daily/crowdsec-hub
    fi
 fi
diff --git a/rpm/SPECS/crowdsec.spec b/rpm/SPECS/crowdsec.spec
index 618c9124d..fc6b755f8 100644
--- a/rpm/SPECS/crowdsec.spec
+++ b/rpm/SPECS/crowdsec.spec
@@ -228,7 +228,7 @@ if [ $1 == 0 ]; then
     rm -rf /etc/crowdsec/hub
 fi
 
-if [[ -d /etc/cron.daily/ ]] && [[ -f /etc/cron.daily/crowdsec-hub ]]; then
+if [ -d "/etc/cron.daily/" ] && [ -f "/etc/cron.daily/crowdsec-hub" ]; then
     rm /etc/cron.daily/crowdsec-hub
 fi