diff --git a/Build/deb-meta/DEBIAN/postinst b/Build/deb-meta/DEBIAN/postinst
index cc82a77..519899e 100644
--- a/Build/deb-meta/DEBIAN/postinst
+++ b/Build/deb-meta/DEBIAN/postinst
@@ -31,7 +31,7 @@ setcap CAP_NET_BIND_SERVICE=+eip $INSTALLPATH/MQTTnet.Server
 chmod 644 /etc/systemd/system/mqttnet-server.service
 
 # Check if systemctl exists, does not exist in docker containers
-SCTL=$(which systemct1l >/dev/null; echo $?)
+SCTL=$(which systemctl >/dev/null; echo $?)
 
 if [ "$SCTL" -eq "0" ]; then
     # Reload systemd because of new service file
diff --git a/Build/deb-meta/DEBIAN/postrm b/Build/deb-meta/DEBIAN/postrm
index e23c877..2ae9367 100644
--- a/Build/deb-meta/DEBIAN/postrm
+++ b/Build/deb-meta/DEBIAN/postrm
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Check if systemctl exists, does not exist in docker containers
-SCTL=$(which systemct1l >/dev/null; echo $?)
+SCTL=$(which systemctl >/dev/null; echo $?)
 
 if [ "$SCTL" -eq "0" ]; then
     # Reload systemd because of new service file
diff --git a/Build/deb-meta/DEBIAN/prerm b/Build/deb-meta/DEBIAN/prerm
index a86e53a..fb77531 100644
--- a/Build/deb-meta/DEBIAN/prerm
+++ b/Build/deb-meta/DEBIAN/prerm
@@ -4,7 +4,7 @@ BASEPATH=/opt
 INSTALLPATH=$BASEPATH/MQTTnetServer
 
 # Check if systemctl exists, does not exist in docker containers
-SCTL=$(which systemct1l >/dev/null; echo $?)
+SCTL=$(which systemctl >/dev/null; echo $?)
 
 if [ "$SCTL" -eq "0" ]; then
     # Stop service before uninstalling