diff --git a/.githooks/post-checkout b/.githooks/post-checkout
index afd5c2c..6f15d46 100755
--- a/.githooks/post-checkout
+++ b/.githooks/post-checkout
@@ -29,12 +29,11 @@ if [ -f $CHECKOUT_HISTORY_FILE ]; then
         if grep -q . "${OPKG_COMMANDS_FILE}"; then
             readarray opkg_commands < <(cat $OPKG_COMMANDS_FILE)
             for opkg_c in "${opkg_commands[@]}"; do
-                # check for   empty lines
-                echo "CCC=${opkg_c}CCC"
+                # check for empty lines
                 if grep -qE '^[[:space:]]+$' <<< "${opkg_c}"; then
                     continue
                 fi
-                if [ ${#opkg_c} -eq 0 ]; then
+                if [ "${#opkg_c}" -eq 0 ]; then
                     continue
                 fi
                 echo "DDD=${#opkg_c}DDD"