diff --git a/x86_64/include_exclude.conf b/x86_64/include_exclude.conf
index d0a1b54..f5a8c8c 100644
--- a/x86_64/include_exclude.conf
+++ b/x86_64/include_exclude.conf
@@ -98,7 +98,7 @@ filter_packages = [
 ]
 
 filter_modules = [
-(
+    (
         '^devel$', {
             '*': [
                 "ruby-devel:2.5",