diff --git a/docker-debian.sh b/docker-debian.sh
index a26db7e..3e92bec 100644
--- a/docker-debian.sh
+++ b/docker-debian.sh
@@ -1,23 +1,36 @@
 #!/bin/bash
 
+clear
+
+# Set SUDO prefix
+if [ "$EUID" -ne 0 ]; then
+    SUDO="sudo"
+else
+    SUDO=""
+fi
+
 echo -e "\n>>> Updating system...\n"
-sudo apt update && sudo apt upgrade -y
+$SUDO apt update && $SUDO apt upgrade -y
+
+clear
 
 echo -e "\n>>> Installing Docker...\n"
 
-sudo apt update
-sudo apt install -y ca-certificates curl
+$SUDO apt update
+$SUDO apt install -y ca-certificates curl
 
-sudo install -m 0755 -d /etc/apt/keyrings
-sudo curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc
-sudo chmod a+r /etc/apt/keyrings/docker.asc
+$SUDO install -m 0755 -d /etc/apt/keyrings
+$SUDO curl -fsSL https://download.docker.com/linux/debian/gpg -o /etc/apt/keyrings/docker.asc
+$SUDO chmod a+r /etc/apt/keyrings/docker.asc
 
 echo \
   "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/debian \
   $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | \
-  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
+  $SUDO tee /etc/apt/sources.list.d/docker.list > /dev/null
 
-sudo apt update
-sudo apt install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
+$SUDO apt update
+$SUDO apt install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
 
-echo -e "\n>>> Docker installation complete!\n"
\ No newline at end of file
+clear
+
+echo -e "\n>>> Docker installation complete!\n"