diff --git a/go.sh b/go.sh
index 142cd95..323f853 100644
--- a/go.sh
+++ b/go.sh
@@ -59,14 +59,32 @@ install_debian() {
 }
 
 # -----------------------------
-# Fedora/Bazzite installer
+# Fedora/Bazzite installer (immutable-aware)
 # -----------------------------
 install_fedora() {
     if [ "$IMMUTABLE" = true ]; then
         echo "Immutable Fedora/Bazzite detected."
-        echo "Layering 32-bit libraries via rpm-ostree..."
-        run_cmd "sudo rpm-ostree install glibc.i686 libstdc++.i686 zlib.i686 ncurses-libs.i686 glibc-devel.i686 libstdc++-devel.i686"
-        echo "Reboot required for layered packages to take effect."
+
+        # List of 32-bit packages we want
+        PKGS=("glibc.i686" "libstdc++.i686" "zlib.i686" "ncurses-libs.i686" "glibc-devel.i686" "libstdc++-devel.i686")
+
+        # Filter out packages that are already installed
+        TO_INSTALL=()
+        for pkg in "${PKGS[@]}"; do
+            if rpm -q "$pkg" &>/dev/null; then
+                echo "$pkg is already installed, skipping."
+            else
+                TO_INSTALL+=("$pkg")
+            fi
+        done
+
+        if [ ${#TO_INSTALL[@]} -eq 0 ]; then
+            echo "All required 32-bit packages are already installed. Nothing to do."
+        else
+            echo "Layering 32-bit libraries via rpm-ostree: ${TO_INSTALL[*]}"
+            run_cmd "sudo rpm-ostree install ${TO_INSTALL[*]}"
+            echo "Reboot required for layered packages to take effect."
+        fi
     else
         echo "Installing 32-bit libraries via dnf..."
         run_cmd "sudo dnf install -y glibc.i686 libstdc++.i686 zlib.i686 ncurses-libs.i686"