diff --git a/modules/performance/php-optimizer.sh b/modules/performance/php-optimizer.sh
index 5324405..26cdacc 100755
--- a/modules/performance/php-optimizer.sh
+++ b/modules/performance/php-optimizer.sh
@@ -5,11 +5,12 @@
 
 # Source required libraries
 PHP_TOOLKIT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && cd ../.. && pwd)"
+source "$PHP_TOOLKIT_DIR/lib/common-functions.sh" || { echo "ERROR: common-functions.sh not found"; exit 1; }
+source "$PHP_TOOLKIT_DIR/lib/system-detect.sh" || { echo "ERROR: system-detect.sh not found"; exit 1; }
+source "$PHP_TOOLKIT_DIR/lib/user-manager.sh" || { echo "ERROR: user-manager.sh not found"; exit 1; }
 source "$PHP_TOOLKIT_DIR/lib/php-detector.sh" || { echo "ERROR: php-detector.sh not found"; exit 1; }
 source "$PHP_TOOLKIT_DIR/lib/php-analyzer.sh" || { echo "ERROR: php-analyzer.sh not found"; exit 1; }
 source "$PHP_TOOLKIT_DIR/lib/php-config-manager.sh" || { echo "ERROR: php-config-manager.sh not found"; exit 1; }
-source "$PHP_TOOLKIT_DIR/lib/system-detect.sh" || { echo "ERROR: system-detect.sh not found"; exit 1; }
-source "$PHP_TOOLKIT_DIR/lib/user-manager.sh" || { echo "ERROR: user-manager.sh not found"; exit 1; }
 
 # Color codes (using safe echo -e)
 RED='\033[0;31m'