diff --git a/src/meson.build b/src/meson.build
index 421f399..82a1cc4 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -61,12 +61,15 @@ calls_vala = static_library (
 )
 
 
-calls_enum_headers = files(['calls-call.h',
-                            'calls-ussd.h',
-                            'calls-manager.h',
-                            'calls-account.h',
-                            'calls-ringer.h',
-                            ])
+calls_enum_headers = files(
+  [
+    'calls-account.h',
+    'calls-call.h',
+    'calls-manager.h',
+    'calls-ringer.h',
+    'calls-ussd.h',
+  ]
+)
 calls_enum_sources = gnome.mkenums_simple('enum-types',
                                           sources : calls_enum_headers)