Fix prerequisites check in webui.sh

- Check the actually used `$python_cmd` and `$GIT` executables instead
  of the hardcoded ones
- Fix typo in comment

1 files changed, 2 insertions, 2 deletions

diff --git a/webui.sh b/webui.sh
index 05ca497d..980c0aaf 100755
--- a/webui.sh
+++ b/webui.sh
@@ -82,8 +82,8 @@ then
     clone_dir="${PWD##*/}"
 fi
 
-# Check prequisites
-for preq in git python3
+# Check prerequisites
+for preq in "${GIT}" "${python_cmd}"
 do
     if ! hash "${preq}" &>/dev/null
     then