diff --git a/src/tools/miri/src/diagnostics.rs b/src/tools/miri/src/diagnostics.rs
index e354287453b..bc695b3b31d 100644
--- a/src/tools/miri/src/diagnostics.rs
+++ b/src/tools/miri/src/diagnostics.rs
@@ -365,9 +365,8 @@ fn report_msg<'tcx>(
             err.span_note(frame_info.span, &frame_info.to_string());
         } else {
             let sm = sess.source_map();
-            let lo = sm.lookup_char_pos(frame_info.span.lo());
-            let filename = sm.filename_for_diagnostics(&lo.file.name);
-            err.note(format!("{frame_info} at {}:{}:{}", filename, lo.line, lo.col.0 + 1));
+            let span = sm.span_to_embeddable_string(frame_info.span);
+            err.note(format!("{frame_info} at {span}"));
         }
     }