diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 78a77fd0..ab735f4d 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -7,8 +7,9 @@ repos:
       name: jupyter-nb-clear-output
       files: tools/.*\.ipynb$
       stages: [commit]
-      language: system
+      language: python
       entry: jupyter nbconvert --ClearOutputPreprocessor.enabled=True --inplace
+      additional_dependencies: [jupyter]
 
 
 - repo: https://github.com/pre-commit/pre-commit-hooks