diff --git a/{{cookiecutter.project_slug}}/.pre-commit-config.yaml b/{{cookiecutter.project_slug}}/.pre-commit-config.yaml
index c6540bb..f5be138 100644
--- a/{{cookiecutter.project_slug}}/.pre-commit-config.yaml
+++ b/{{cookiecutter.project_slug}}/.pre-commit-config.yaml
@@ -23,6 +23,8 @@ repos:
       - id: trailing-whitespace
         args:
           - --markdown-linebreak-ext=md
+      - id: check-executables-have-shebangs
+      - id: check-shebang-scripts-are-executable
   - repo: https://github.com/asottile/pyupgrade
     rev: v3.3.1
     hooks:
diff --git a/{{cookiecutter.project_slug}}/contrib/server/update b/{{cookiecutter.project_slug}}/contrib/server/update
old mode 100644
new mode 100755