diff --git a/pyuno/qa/pytests/testcollections_XIndexContainer.py b/pyuno/qa/pytests/testcollections_XIndexContainer.py
index 45cf509889a4..379d5328fdeb 100644
--- a/pyuno/qa/pytests/testcollections_XIndexContainer.py
+++ b/pyuno/qa/pytests/testcollections_XIndexContainer.py
@@ -30,7 +30,7 @@ class TestXIndexContainer(CollectionsTestBase):
         values = sm.createInstanceWithContext("com.sun.star.document.IndexedPropertyValues", self.context)
         for i in range(count):
             properties = (PropertyValue(Name='n'+str(i), Value='v'+str(i)),)
-            uno.invoke(values, "insertByIndex", (i, uno.Any("[]com.sun.star.beans.PropertyValue", properties)))
+            values.insertByIndex(i, uno.Any("[]com.sun.star.beans.PropertyValue", properties))
         return values
 
     def generateTestTuple(self, values):
diff --git a/pyuno/qa/pytests/testcollections_XIndexReplace.py b/pyuno/qa/pytests/testcollections_XIndexReplace.py
index 0075883543d3..ddc93095c559 100644
--- a/pyuno/qa/pytests/testcollections_XIndexReplace.py
+++ b/pyuno/qa/pytests/testcollections_XIndexReplace.py
@@ -28,7 +28,7 @@ class TestXIndexReplace(CollectionsTestBase):
         index = getContentIndexInstance(doc)
         for i in range(10):
             styles = ('n'+str(i),)
-            uno.invoke(index.LevelParagraphStyles, "replaceByIndex", (i, uno.Any("[]string", styles)))
+            index.LevelParagraphStyles.replaceByIndex(i, uno.Any("[]string", styles))
         return index
 
     def generateTestTuple(self, values):
diff --git a/sw/qa/python/check_indexed_property_values.py b/sw/qa/python/check_indexed_property_values.py
index d6d314adc894..300c41c1a52a 100644
--- a/sw/qa/python/check_indexed_property_values.py
+++ b/sw/qa/python/check_indexed_property_values.py
@@ -51,34 +51,34 @@ class CheckIndexedPropertyValues(unittest.TestCase):
         prop3 = uno.Any("[]com.sun.star.beans.PropertyValue", (p3,))
 
         self.assertEqual(0, len(xCont), "Initial container is not empty")
-        uno.invoke(xCont, "insertByIndex", (0, prop1))
+        xCont.insertByIndex(0, prop1)
 
         ret = xCont[0]
         self.assertEqual(p1.Name, ret[0].Name)
         self.assertEqual(p1.Value, ret[0].Value)
 
-        uno.invoke(xCont, "replaceByIndex", (0, prop2))
+        xCont.replaceByIndex(0, prop2)
         ret = xCont[0]
         self.assertEqual(p2.Name, ret[0].Name)
         self.assertEqual(p2.Value, ret[0].Value)
 
         xCont.removeByIndex(0)
         self.assertTrue(not(xCont.hasElements()) and len(xCont) == 0, "Could not remove PropertyValue")
-        uno.invoke(xCont, "insertByIndex", (0, prop1))
-        uno.invoke(xCont, "insertByIndex", (1, prop2))
+        xCont.insertByIndex(0, prop1)
+        xCont.insertByIndex(1, prop2)
         self.assertTrue(xCont.hasElements() and len(xCont) == 2, "Did not insert PropertyValue")
 
-        uno.invoke(xCont, "insertByIndex", (1, prop2))
-        uno.invoke(xCont, "insertByIndex", (1, prop3))
+        xCont.insertByIndex(1, prop2)
+        xCont.insertByIndex(1, prop3)
         ret = xCont[1]
         self.assertEqual(p3.Name, ret[0].Name)
         self.assertEqual(p3.Value, ret[0].Value)
 
         with self.assertRaises(IndexOutOfBoundsException):
-            uno.invoke(xCont, "insertByIndex", (25, prop2))
+            xCont.insertByIndex(25, prop2)
 
         with self.assertRaises(IndexOutOfBoundsException):
             xCont.removeByIndex(25)
 
         with self.assertRaises(IllegalArgumentException):
-            uno.invoke(xCont, "insertByIndex", (3, "Example String"))
+            xCont.insertByIndex(3, "Example String")
diff --git a/sw/qa/python/check_named_property_values.py b/sw/qa/python/check_named_property_values.py
index 39d4b33cacc9..ef72c6e44fe1 100644
--- a/sw/qa/python/check_named_property_values.py
+++ b/sw/qa/python/check_named_property_values.py
@@ -51,20 +51,20 @@ class CheckNamedPropertyValues(unittest.TestCase):
 
         self.assertFalse(xCont.hasElements(),  "Initial container is not empty")
 
-        uno.invoke(xCont, "insertByName", ("prop1", prop1))
+        xCont.insertByName("prop1", prop1)
         ret = xCont["prop1"]
         self.assertEqual(p1.Name, ret[0].Name)
         self.assertEqual(p1.Value, ret[0].Value)
 
-        uno.invoke(xCont, "replaceByName", ("prop1", prop2))
+        xCont.replaceByName("prop1", prop2)
         ret = xCont["prop1"]
         self.assertEqual(p2.Name, ret[0].Name)
         self.assertEqual(p2.Value, ret[0].Value)
 
         xCont.removeByName("prop1")
         self.assertFalse(xCont.hasElements(), "Could not remove PropertyValue.")
-        uno.invoke(xCont, "insertByName", ("prop1", prop1))
-        uno.invoke(xCont, "insertByName", ("prop2", prop2))
+        xCont.insertByName("prop1", prop1)
+        xCont.insertByName("prop2", prop2)
         self.assertTrue(xCont.hasElements(), "Did not insert PropertyValue")
         names = xCont.getElementNames()
         self.assertEqual(2, len(names), "Not all element names were returned")
@@ -73,10 +73,10 @@ class CheckNamedPropertyValues(unittest.TestCase):
             self.assertIn(names[i], ["prop1", "prop2"], "Got a wrong element name")
 
         with self.assertRaises(ElementExistException):
-            uno.invoke(xCont, "insertByName", ("prop2", prop1))
+            xCont.insertByName("prop2", prop1)
 
         with self.assertRaises(IllegalArgumentException):
-            uno.invoke(xCont, "insertByName", ("prop3", "Example String"))
+            xCont.insertByName("prop3", "Example String")
 
         with self.assertRaises(NoSuchElementException):
             xCont.removeByName("prop3")