diff --git a/setup/mqtt_setup.sh b/setup/mqtt_setup.sh
index 84008ea8..a818a4f8 100644
--- a/setup/mqtt_setup.sh
+++ b/setup/mqtt_setup.sh
@@ -46,7 +46,7 @@ done
 
 # Update container OS
 msg "Updating Container OS..."
-apt update &>/dev/null
+apt-get update &>/dev/null
 apt-get -qqy upgrade &>/dev/null
 
 # Install prerequisites