diff --git a/install-kubernetes.sh b/install-kubernetes.sh
index be849a3..0d9f26c 100755
--- a/install-kubernetes.sh
+++ b/install-kubernetes.sh
@@ -337,13 +337,12 @@ install_containerd() {
     
     # Add Docker's official GPG key (for containerd)
     install -m 0755 -d /etc/apt/keyrings
-    curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
+    curl -fsSL https://download.docker.com/linux/$ID/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
     chmod a+r /etc/apt/keyrings/docker.gpg
     
     # Add Docker repository
     echo \
-        "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
-        "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
+        "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/$ID $VERSION_CODENAME stable" | \
         tee /etc/apt/sources.list.d/docker.list > /dev/null
     
     # Update package index with new repository