diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 02ca6e87..e398292e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -16,6 +16,10 @@ repos:
     rev: v0.6.13
     hooks:
       - id: cmake-format
+        exclude: |
+            (?x)^(
+                deps/.*
+            )$
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
     rev: v0.3.2
diff --git a/build-aux/.run-format.zsh b/build-aux/.run-format.zsh
index 41b5f97b..88778f6f 100755
--- a/build-aux/.run-format.zsh
+++ b/build-aux/.run-format.zsh
@@ -79,6 +79,7 @@ invoke_formatter() {
 
       local -a source_files=(**/(CMakeLists.txt|*.cmake)(.N))
       source_files=(${source_files:#(build_*)/*})
+      source_files=(${source_files:#deps/*})
 
       local -a format_args=()
       if (( _loglevel > 2 )) format_args+=(--log-level debug)