diff --git a/build_helpers/pre_commit_update.py b/build_helpers/pre_commit_update.py
index e6b47d100..038b8500e 100644
--- a/build_helpers/pre_commit_update.py
+++ b/build_helpers/pre_commit_update.py
@@ -21,7 +21,7 @@ type_reqs = [r.strip('\n') for r in requirements if r.startswith(
     'types-') or r.startswith('SQLAlchemy')]
 
 with pre_commit_file.open('r') as file:
-    f = yaml.load(file, Loader=yaml.FullLoader)
+    f = yaml.load(file, yaml.SafeLoader)
 
 
 mypy_repo = [repo for repo in f['repos'] if repo['repo']