diff --git a/jnius/jnius_conversion.pxi b/jnius/jnius_conversion.pxi
index 1828153..74870e7 100644
--- a/jnius/jnius_conversion.pxi
+++ b/jnius/jnius_conversion.pxi
@@ -52,6 +52,8 @@ cdef void populate_args(JNIEnv *j_env, list definition_args, jvalue *j_args, arg
             elif isinstance(py_arg, JavaObject):
                 jo = py_arg
                 j_args[index].l = jo.obj
+            elif isinstance(py_arg, (tuple, list)):
+                j_args[index].l = convert_pyarray_to_java(j_env, argtype, py_arg)
             else:
                 raise JavaException('Invalid python object for this '
                         'argument. Want {0!r}, got {1!r}'.format(
diff --git a/tests/org/jnius/BasicsTest.java b/tests/org/jnius/BasicsTest.java
index 091e71c..066c61d 100644
--- a/tests/org/jnius/BasicsTest.java
+++ b/tests/org/jnius/BasicsTest.java
@@ -112,4 +112,8 @@ public class BasicsTest {
 			return false;
 		return (x[0].equals("hello") && x[1].equals("world"));
 	}
+
+	public boolean methodParamsObject(Object x) {
+	    return true;
+	}
 }
diff --git a/tests/test_basics.py b/tests/test_basics.py
index fb81f60..e060ac2 100644
--- a/tests/test_basics.py
+++ b/tests/test_basics.py
@@ -77,3 +77,8 @@ class BasicsTest(unittest.TestCase):
         self.assertEquals(test.methodParamsArrayI([1, 2, 3]), True)
         self.assertEquals(test.methodParamsArrayString([
             'hello', 'world']), True)
+
+    def test_instances_methods_params_object_list_str(self):
+        test = autoclass('org.jnius.BasicsTest')()
+        self.assertEquals(test.methodParamsObject([
+            'hello', 'world']), True)