diff --git a/.pre-commit-hooks.yaml b/.pre-commit-hooks.yaml
index f6cbae0..ef618c4 100644
--- a/.pre-commit-hooks.yaml
+++ b/.pre-commit-hooks.yaml
@@ -4,5 +4,7 @@
   description: "runs the scalafmt code formatter"
   entry: scalafmt
   language: coursier
-  types: [text]
+  types: [file]
+  files: \.(scala|sbt|sc)$
   stages: [commit]
+  pass_filenames: true