diff --git a/deploy/setup.sh b/deploy/setup.sh
index 0793487..890c151 100755
--- a/deploy/setup.sh
+++ b/deploy/setup.sh
@@ -100,7 +100,8 @@ echo ""
 
 # Update system
 echo "[1/4] Updating system packages..."
-apt-get update -qq
+rm -f /etc/apt/sources.list.d/docker.list 2>/dev/null || true
+apt-get update -qq 2>/dev/null || apt-get update
 apt-get install -y -qq curl git ca-certificates gnupg > /dev/null 2>&1
 
 # Install Docker