diff --git a/one-button-optimizer.sh b/one-button-optimizer.sh
index 7c9c4a3..c5b9eef 100755
--- a/one-button-optimizer.sh
+++ b/one-button-optimizer.sh
@@ -561,43 +561,43 @@ analyze_and_prompt() {
         
         # Check each browser
         if [[ -d "$user_home/.mozilla/firefox" ]]; then
-            ((total_browsers++))
+            total_browsers=$((total_browsers + 1))
             if grep -q "tmpfs-cache" "$user_home/.mozilla/firefox"/*default*/prefs.js 2>/dev/null; then
                 echo "   ✅ Firefox: Configured"
-                ((configured_browsers++))
+                configured_browsers=$((configured_browsers + 1))
             else
                 echo "   ⚠️  Firefox: Not configured"
             fi
         fi
         
         if [[ -d "$user_home/.config/BraveSoftware" ]]; then
-            ((total_browsers++))
+            total_browsers=$((total_browsers + 1))
             if [[ -f "$user_home/.local/share/applications/brave-browser.desktop" ]] && \
                grep -q "tmpfs-cache" "$user_home/.local/share/applications/brave-browser.desktop" 2>/dev/null; then
                 echo "   ✅ Brave: Configured"
-                ((configured_browsers++))
+                configured_browsers=$((configured_browsers + 1))
             else
                 echo "   ⚠️  Brave: Not configured"
             fi
         fi
         
         if [[ -d "$user_home/.config/google-chrome" ]]; then
-            ((total_browsers++))
+            total_browsers=$((total_browsers + 1))
             if [[ -f "$user_home/.local/share/applications/google-chrome.desktop" ]] && \
                grep -q "tmpfs-cache" "$user_home/.local/share/applications/google-chrome.desktop" 2>/dev/null; then
                 echo "   ✅ Chrome: Configured"
-                ((configured_browsers++))
+                configured_browsers=$((configured_browsers + 1))
             else
                 echo "   ⚠️  Chrome: Not configured"
             fi
         fi
         
         if [[ -d "$user_home/.config/chromium" ]]; then
-            ((total_browsers++))
+            total_browsers=$((total_browsers + 1))
             if [[ -f "$user_home/.local/share/applications/chromium-browser.desktop" ]] && \
                grep -q "tmpfs-cache" "$user_home/.local/share/applications/chromium-browser.desktop" 2>/dev/null; then
                 echo "   ✅ Chromium: Configured"
-                ((configured_browsers++))
+                configured_browsers=$((configured_browsers + 1))
             else
                 echo "   ⚠️  Chromium: Not configured"
             fi