diff --git a/tests.sh b/tests.sh
index d266ac6..4f3e1b1 100755
--- a/tests.sh
+++ b/tests.sh
@@ -45,16 +45,16 @@ f_compare_version(){
 f_test_nano_version() {
   local version
   version="$(nano --version | cut -d ' ' -f 4)"
-  return $(f_compare_version $G_NANO_VERSION $version)
+  return "$(f_compare_version $G_NANO_VERSION $version)"
 }
 
 f_test_shellcheck_version() {
   local version
   version="$(nano --version | cut -d ' ' -f 8)"
-  return $(f_compare_version $G_SHELLCHECK_VERSION $version)
+  return "$(f_compare_version $G_SHELLCHECK_VERSION $version)"
 }
 
-f_test_nano_version
-f_test_shellcheck_version
+printf "Nano Version ok? %s" f_test_nano_version
+printf "Shellcheck Version ok? %s" f_test_shellcheck_version
 # ....shellcheck -f diff *.sh | git apply | git commit -a -m "Shellcheck fast corrections"
 shellcheck -- *.sh