diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 688aab8c6..356e0cdc2 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -72,6 +72,7 @@ repos:
   rev: v2.14.0
   hooks:
   - id: pretty-format-yaml
+    exclude: pinned\.yaml$
     args: [--autofix, --indent, "2", --preserve-quotes]
 
   # Format Snakemake rule / workflow files