diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index dcbafa49..f0e02b6c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -20,11 +20,13 @@ repos:
   rev: v0.6.13
   hooks:
   - id: cmake-format
+    additional_dependencies: [pyyaml>=5.1]
     args:
     - --line-width=120
     - --tab-size=4
     exclude: cmake/conan.cmake
   - id: cmake-lint
+    additional_dependencies: [pyyaml>=5.1]
     args:
     - --line-width=120
     - --tab-size=4
diff --git a/src/mat5.c b/src/mat5.c
index 5ea50efa..6d3f3318 100644
--- a/src/mat5.c
+++ b/src/mat5.c
@@ -44,10 +44,10 @@
 
 /** Get type from tag */
 #define TYPE_FROM_TAG(a) \
-    (((a)&0x000000ff) <= MAT_T_FUNCTION) ? (enum matio_types)((a)&0x000000ff) : MAT_T_UNKNOWN
+    (((a) & 0x000000ff) <= MAT_T_FUNCTION) ? (enum matio_types)((a) & 0x000000ff) : MAT_T_UNKNOWN
 /** Get class from array flag */
 #define CLASS_FROM_ARRAY_FLAGS(a) \
-    (((a)&0x000000ff) <= MAT_C_OPAQUE) ? ((enum matio_classes)((a)&0x000000ff)) : MAT_C_EMPTY
+    (((a) & 0x000000ff) <= MAT_C_OPAQUE) ? ((enum matio_classes)((a) & 0x000000ff)) : MAT_C_EMPTY
 /** Class type mask */
 #define CLASS_TYPE_MASK 0x000000ff