diff --git a/src/test/java/ru/dmitriymx/reflection/ReflectionObjectTest.java b/src/test/java/ru/dmitriymx/reflection/ReflectionObjectTest.java
index b396217..4fe0b25 100644
--- a/src/test/java/ru/dmitriymx/reflection/ReflectionObjectTest.java
+++ b/src/test/java/ru/dmitriymx/reflection/ReflectionObjectTest.java
@@ -139,6 +139,23 @@ public class ReflectionObjectTest {
         assertNotNull(refMethod);
     }
 
+    @Test
+    public void method_generic() {
+        SomeGenericObject<String, Integer> someGenericObject = new SomeGenericObject<>();
+        String key = "KEY!";
+        int value = 3306;
+
+        ReflectionObject refObj = new ReflectionObject(someGenericObject);
+
+        ReflectionMethod refMethod = refObj.method("genericMethod", Object.class, Object.class);
+        assertNotNull(refMethod);
+
+        refMethod.invoke(key, value);
+        assertFalse(someGenericObject.map.isEmpty());
+        assertTrue(someGenericObject.map.containsKey(key));
+        assertEquals(value, (int) someGenericObject.map.get(key));
+    }
+
     @Test(expected = ReflectionException.class)
     public void method_notExists() {
         ReflectionObject refObj = new ReflectionObject(new SomeObject());
diff --git a/src/test/java/ru/dmitriymx/reflection/SomeGenericObject.java b/src/test/java/ru/dmitriymx/reflection/SomeGenericObject.java
new file mode 100644
index 0000000..4cdae3d
--- /dev/null
+++ b/src/test/java/ru/dmitriymx/reflection/SomeGenericObject.java
@@ -0,0 +1,13 @@
+package ru.dmitriymx.reflection;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class SomeGenericObject<K, V> {
+
+	public Map<K, V> map = new HashMap<>();
+
+	public void genericMethod(K key, V value) {
+		map.put(key, value);
+	}
+}