diff --git a/install_functions.sh b/install_functions.sh
index 9ec8d2f681a6a04578af283ff86eb0d9c197b111..fa872ae1d0ba816b18e27c2f96d0c5e95c688372 100644
--- a/install_functions.sh
+++ b/install_functions.sh
@@ -12,6 +12,7 @@ flathub_repo="flathub"
 mkdir_cmd="mkdir -p"
 gtk_launch_cmd="gtk-launch"
 flatpak_run_cmd="flatpak run"
+add_user_to_group_cmd="sudo usermod -aG"
 
 command_exists() {
     cmd=$1
@@ -131,6 +132,8 @@ install_vlc() {
 
 install_docker() {
     $apt_install_cmd docker.io
+    $add_user_to_group_cmd docker $username
+
 }
 
 install_kubectl() {