diff --git a/.git_hooks/pre-commit b/.git_hooks/pre-commit
index 4dde641..2ab3ba1 100755
--- a/.git_hooks/pre-commit
+++ b/.git_hooks/pre-commit
@@ -1,2 +1,3 @@
-black --line-length=100 $(git diff --cached --name-only --diff-filter=ACM)
-git add $(git diff --cached --name-only --diff-filter=ACM)
+black --line-length=100 $(git diff --cached --name-only --diff-filter=ACM -- '*.py')
+isort --line-length=100 --profile=black --multi-line=3 --trailing-comma $(git diff --cached --name-only --diff-filter=ACM -- '*.py')
+git add $(git diff --cached --name-only --diff-filter=ACM -- '*.py')
\ No newline at end of file
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index dad948f..8f6e49b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -32,7 +32,8 @@ stages:
 formatter:
   stage: Formatter
   script:
-    - pip install black
+    - pip install black isort
+    - isort --check --diff --line-length=100 --profile=black --multi-line=3 --trailing-comma ./
     - black --check --diff --color --line-length=100 ./
 
 pylint: