diff --git a/sv-parser-pp/src/preprocess.rs b/sv-parser-pp/src/preprocess.rs
index 65d4b0c..6a917cb 100644
--- a/sv-parser-pp/src/preprocess.rs
+++ b/sv-parser-pp/src/preprocess.rs
@@ -504,7 +504,7 @@ endmodule
 
 module a ();
 
-    assign a_0__x = a[0].x;   assign a_0__y = a[0].y;   assign a_1__x = a[1].x;   assign a_1__y = a[1].y; endmodule
+     assign a_0__x = a[0].x;   assign a_0__y = a[0].y;    assign a_1__x = a[1].x;   assign a_1__y = a[1].y; endmodule
 "##
         );
     }