diff --git a/libs/resolver/display.rs b/libs/resolver/display.rs
index ce32aa6fd2..fd9f57e1fa 100644
--- a/libs/resolver/display.rs
+++ b/libs/resolver/display.rs
@@ -308,7 +308,7 @@ mod tests {
 
   fn run_test(diff_text1: &str, diff_text2: &str, expected_output: &str) {
     assert_eq!(
-      test_util::strip_ansi_codes(&diff_lines(diff_text1, diff_text2,)),
+      test_util::strip_ansi_codes(&diff(diff_text1, diff_text2,)),
       expected_output,
     );
   }