diff --git a/sv-parser-pp/src/preprocess.rs b/sv-parser-pp/src/preprocess.rs
index c36dea3..9bfcaa6 100644
--- a/sv-parser-pp/src/preprocess.rs
+++ b/sv-parser-pp/src/preprocess.rs
@@ -1111,9 +1111,9 @@ mod tests {
     }
 
     #[test]
-    fn macro_with_comment() {
+    fn macro_comment() {
         let (ret, _) = preprocess(
-            testfile_path("test13.sv"),
+            testfile_path("macro_comment.sv"),
             &HashMap::new(),
             &[] as &[String],
             false,
@@ -1122,7 +1122,7 @@ mod tests {
         .unwrap();
         assert_eq!(
             ret.text(),
-            testfile_contents("expected/macro_with_comment")
+            testfile_contents("expected/macro_comment.sv")
         );
     }
 
diff --git a/sv-parser-pp/testcases/expected/macro_comment.sv b/sv-parser-pp/testcases/expected/macro_comment.sv
new file mode 100644
index 0000000..836e665
--- /dev/null
+++ b/sv-parser-pp/testcases/expected/macro_comment.sv
@@ -0,0 +1,2 @@
+`define A 42 // Comment
+interface i #(p = 42) (); endinterface
diff --git a/sv-parser-pp/testcases/expected/macro_with_comment b/sv-parser-pp/testcases/expected/macro_with_comment
deleted file mode 100644
index 141f2f3..0000000
--- a/sv-parser-pp/testcases/expected/macro_with_comment
+++ /dev/null
@@ -1,3 +0,0 @@
-`define NAME 42 // Comment
-interface foo #(WIDTH = 42  ) ();
-endinterface
diff --git a/sv-parser-pp/testcases/macro_comment.sv b/sv-parser-pp/testcases/macro_comment.sv
new file mode 100644
index 0000000..2adacc4
--- /dev/null
+++ b/sv-parser-pp/testcases/macro_comment.sv
@@ -0,0 +1,2 @@
+`define A 42 // Comment
+interface i #(p = `A) (); endinterface
diff --git a/sv-parser-pp/testcases/test13.sv b/sv-parser-pp/testcases/test13.sv
deleted file mode 100644
index cda8549..0000000
--- a/sv-parser-pp/testcases/test13.sv
+++ /dev/null
@@ -1,3 +0,0 @@
-`define NAME 42 // Comment
-interface foo #(WIDTH = `NAME) ();
-endinterface