diff --git a/sv-parser-pp/src/preprocess.rs b/sv-parser-pp/src/preprocess.rs
index 7ee2248..1b142e3 100644
--- a/sv-parser-pp/src/preprocess.rs
+++ b/sv-parser-pp/src/preprocess.rs
@@ -1079,7 +1079,7 @@ mod tests {
     #[allow(non_snake_case)]
     fn macro_LINE() {
         let (ret, _) = preprocess(
-            testfile_path("test11.sv"),
+            testfile_path("macro_LINE.sv"),
             &HashMap::new(),
             &[] as &[String],
             false,
@@ -1088,7 +1088,7 @@ mod tests {
         .unwrap();
         assert_eq!(
             ret.text(),
-            testfile_contents("expected/macro_LINE")
+            testfile_contents("expected/macro_LINE.sv")
         );
     }
 
diff --git a/sv-parser-pp/testcases/expected/macro_LINE b/sv-parser-pp/testcases/expected/macro_LINE.sv
similarity index 100%
rename from sv-parser-pp/testcases/expected/macro_LINE
rename to sv-parser-pp/testcases/expected/macro_LINE.sv
diff --git a/sv-parser-pp/testcases/test11.sv b/sv-parser-pp/testcases/macro_LINE.sv
similarity index 100%
rename from sv-parser-pp/testcases/test11.sv
rename to sv-parser-pp/testcases/macro_LINE.sv