diff --git a/src/utils/MockableFunctionsFinder.ts b/src/utils/MockableFunctionsFinder.ts
index ec6795a..c8cb676 100644
--- a/src/utils/MockableFunctionsFinder.ts
+++ b/src/utils/MockableFunctionsFinder.ts
@@ -272,7 +272,12 @@ export class MockableFunctionsFinder {
     }
 
     private getClassCodeAsStringWithInheritance(clazz: any) {
+        return [`const clazz = ${this.getClassAsString(clazz)}`, ...ObjectInspector.getObjectPrototypes(clazz.prototype).map(ObjectPropertyCodeRetriever.getObject)];
+    }
+
+    private getClassAsString(clazz: any) {
         const classCode: string = typeof clazz.toString !== "undefined" ? clazz.toString() : "{}";
-        return [`const clazz = ${classCode}`, ...ObjectInspector.getObjectPrototypes(clazz.prototype).map(ObjectPropertyCodeRetriever.getObject)];
+        if(classCode === '[object Object]') return '{}';
+        return classCode;
     }
 }
diff --git a/test/mocking.types.spec.ts b/test/mocking.types.spec.ts
index 5416d8d..bbfa1dc 100644
--- a/test/mocking.types.spec.ts
+++ b/test/mocking.types.spec.ts
@@ -255,6 +255,13 @@ describe("mocking", () => {
             expect(mocked).toBeDefined();
         });
     });
+
+    describe("mock empty object", () => {
+        it("should mock", () => {
+            const mocked = mock({});
+            expect(mocked).toBeDefined();
+        });
+    });
 });
 
 abstract class SampleAbstractClass {