diff --git a/2_install_docker_pkgs.sh b/2_install_docker_pkgs.sh
index d6228c8..2d3cf35 100755
--- a/2_install_docker_pkgs.sh
+++ b/2_install_docker_pkgs.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+apt install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
diff --git a/3_users.sh b/3_users.sh
old mode 100644
new mode 100755
diff --git a/99_upgrade.sh b/99_upgrade.sh
old mode 100644
new mode 100755