diff --git a/debian.sh b/debian.sh
index 8b2aece..85855f1 100755
--- a/debian.sh
+++ b/debian.sh
@@ -160,7 +160,7 @@ install() {
     cp -f /etc/resolv.conf $TARGET/etc/
     echo "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" > $TARGET/setup.sh 
     echo "deb https://deb.debian.org/debian $DEBIAN_RELEASE main contrib non-free" >>$TARGET/etc/apt/sources.list
-    echo "deb deb https://deb.debian.org/debian-security $DEBIAN_RELEASE-security main" >>$TARGET/etc/apt/sources.list
+    echo "deb https://deb.debian.org/debian-security $DEBIAN_RELEASE-security main" >>$TARGET/etc/apt/sources.list
     echo "deb https://deb.debian.org/debian $DEBIAN_RELEASE-updates main " >>$TARGET/etc/apt/sources.list
     chroot $TARGET /usr/bin/apt update
     chroot $TARGET /usr/bin/bash -c "export DEBIAN_FRONTEND=noninteractive;/usr/bin/apt install -y $PACKAGES"