diff --git a/.gitattributes b/.gitattributes
index 7aac159123..096227e0ef 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -52,6 +52,7 @@ coverage.xml.in  tab-indent
 *.cpp            our-c-style
 *.cu             our-c-style
 *.cxx            our-c-style
+*.H              our-c-style
 *.h              our-c-style
 *.hh             our-c-style
 *.hpp            our-c-style
diff --git a/Tests/QtAutogen/SameName/object_upper_ext.H b/Tests/QtAutogen/SameName/object_upper_ext.H
index 3266087d4a..57f0f8aaf3 100644
--- a/Tests/QtAutogen/SameName/object_upper_ext.H
+++ b/Tests/QtAutogen/SameName/object_upper_ext.H
@@ -7,7 +7,7 @@ class Object_Upper_Ext_H : public QObject
 {
   Q_OBJECT
   Q_SLOT
-  void go(){};
+  void go() {};
 };
 
 #endif