diff --git a/runtime/fmt_errors.rs b/runtime/fmt_errors.rs
index 6aa4765829..24248cd6bb 100644
--- a/runtime/fmt_errors.rs
+++ b/runtime/fmt_errors.rs
@@ -304,6 +304,13 @@ fn format_js_error_inner(
 }
 
 fn get_suggestions_for_terminal_errors(e: &JsError) -> Vec<FixSuggestion> {
+  if let Some(frame) = e.frames.first() {
+    if let Some(file_name) = &frame.file_name {
+      if file_name.ends_with(".mjs") || file_name.ends_with(".mts") {
+        return vec![];
+      }
+    }
+  }
   if let Some(msg) = &e.message {
     if msg.contains("module is not defined")
       || msg.contains("exports is not defined")
diff --git a/tests/specs/fmt_errors/__test__.jsonc b/tests/specs/fmt_errors/__test__.jsonc
new file mode 100644
index 0000000000..4f7e7e2b02
--- /dev/null
+++ b/tests/specs/fmt_errors/__test__.jsonc
@@ -0,0 +1,4 @@
+{
+  "args": "run --unstable --allow-read main.mts",
+  "output": "main.out"
+}
diff --git a/tests/specs/fmt_errors/a.cts b/tests/specs/fmt_errors/a.cts
new file mode 100644
index 0000000000..636d99af3a
--- /dev/null
+++ b/tests/specs/fmt_errors/a.cts
@@ -0,0 +1,6 @@
+function add(num1, num2) {
+  const result = num1 + num2;
+  return result;
+}
+
+module.exports = { add };
diff --git a/tests/specs/fmt_errors/main.mts b/tests/specs/fmt_errors/main.mts
new file mode 100644
index 0000000000..50da134249
--- /dev/null
+++ b/tests/specs/fmt_errors/main.mts
@@ -0,0 +1,3 @@
+import * as a from "./a.cts";
+
+console.log(a.add(1, 2));
diff --git a/tests/specs/fmt_errors/main.out b/tests/specs/fmt_errors/main.out
new file mode 100644
index 0000000000..00750edc07
--- /dev/null
+++ b/tests/specs/fmt_errors/main.out
@@ -0,0 +1 @@
+3