diff --git a/src/harness/unittests/extractMethods.ts b/src/harness/unittests/extractMethods.ts
index a7741a56f59..c8b4b35ff1c 100644
--- a/src/harness/unittests/extractMethods.ts
+++ b/src/harness/unittests/extractMethods.ts
@@ -606,6 +606,14 @@ namespace A {
             `function F<T, U extends T[], V extends U[]>(v: V) {
     [#|v.toString()|];
 }`);
+
+        testExtractMethod("extractMethod20",
+        `const _ = class {
+    a() {
+        [#|let a1 = { x: 1 };
+        return a1.x + 10;|]
+    }
+}`);
     });
 
 
diff --git a/src/services/refactors/extractMethod.ts b/src/services/refactors/extractMethod.ts
index 66ab0126aaa..1a96857b73e 100644
--- a/src/services/refactors/extractMethod.ts
+++ b/src/services/refactors/extractMethod.ts
@@ -584,7 +584,7 @@ namespace ts.refactor.extractMethod {
         else if (isClassLike(scope)) {
             return scope.kind === SyntaxKind.ClassDeclaration
                 ? `class '${scope.name.text}'`
-                : scope.name.text
+                : scope.name && scope.name.text
                     ? `class expression '${scope.name.text}'`
                     : "anonymous class expression";
         }
diff --git a/tests/baselines/reference/extractMethod/extractMethod20.ts b/tests/baselines/reference/extractMethod/extractMethod20.ts
new file mode 100644
index 00000000000..7c35caee30f
--- /dev/null
+++ b/tests/baselines/reference/extractMethod/extractMethod20.ts
@@ -0,0 +1,28 @@
+// ==ORIGINAL==
+const _ = class {
+    a() {
+        let a1 = { x: 1 };
+        return a1.x + 10;
+    }
+}
+// ==SCOPE::anonymous class expression==
+const _ = class {
+    a() {
+        return this.newFunction();
+    }
+
+    private newFunction() {
+        let a1 = { x: 1 };
+        return a1.x + 10;
+    }
+}
+// ==SCOPE::global scope==
+const _ = class {
+    a() {
+        return newFunction();
+    }
+}
+function newFunction() {
+    let a1 = { x: 1 };
+    return a1.x + 10;
+}