diff --git a/packages/babel-traverse/test/fixtures/rename/parameter-default-11/input.js b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/input.js
new file mode 100644
index 000000000000..8e08009199ea
--- /dev/null
+++ b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/input.js
@@ -0,0 +1,7 @@
+function test(b) {
+  var a = b + 1,
+      a = a + 1,
+      a = a + 1;
+
+  return a;
+}
diff --git a/packages/babel-traverse/test/fixtures/rename/parameter-default-11/options.json b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/options.json
new file mode 100644
index 000000000000..14af0e5feac8
--- /dev/null
+++ b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["./plugin"]
+}
diff --git a/packages/babel-traverse/test/fixtures/rename/parameter-default-11/output.js b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/output.js
new file mode 100644
index 000000000000..bd3e68e45a6d
--- /dev/null
+++ b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/output.js
@@ -0,0 +1,7 @@
+function test(b) {
+  var _a = b + 1,
+      _a = _a + 1,
+      _a = _a + 1;
+
+  return _a;
+}
diff --git a/packages/babel-traverse/test/fixtures/rename/parameter-default-11/plugin.js b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/plugin.js
new file mode 100644
index 000000000000..660e360ace48
--- /dev/null
+++ b/packages/babel-traverse/test/fixtures/rename/parameter-default-11/plugin.js
@@ -0,0 +1,9 @@
+module.exports = function() {
+  return {
+    visitor: {
+      Scope(path) {
+        path.scope.rename("a", "_a");
+      }
+    }
+  };
+}