diff --git a/jedi/evaluate/pep0484.py b/jedi/evaluate/pep0484.py
index 287a2fae..d282642b 100644
--- a/jedi/evaluate/pep0484.py
+++ b/jedi/evaluate/pep0484.py
@@ -81,18 +81,18 @@ def _fix_forward_reference(context, node):
 
 @memoize_default()
 def follow_param(context, param):
-    annotation = param.get_annotation()
+    annotation = param.annotation
     return _evaluate_for_annotation(context, annotation)
 
 
 def py__annotations__(funcdef):
-    return_annotation = funcdef.get_annotation()
+    return_annotation = funcdef.annotation
     if return_annotation:
         dct = {'return': return_annotation}
     else:
         dct = {}
     for function_param in funcdef.params:
-        param_annotation = function_param.get_annotation()
+        param_annotation = function_param.annotation
         if param_annotation is not None:
             dct[function_param.name.value] = param_annotation
     return dct
diff --git a/jedi/parser/python/tree.py b/jedi/parser/python/tree.py
index 5130c0c8..01a50adf 100644
--- a/jedi/parser/python/tree.py
+++ b/jedi/parser/python/tree.py
@@ -588,7 +588,8 @@ class Function(ClassOrFunc):
     def is_generator(self):
         return bool(self.yields)
 
-    def get_annotation(self):
+    @property
+    def annotation(self):
         try:
             if self.children[3] == "->":
                 return self.children[4]
@@ -656,7 +657,8 @@ class Lambda(Function):
     def is_generator(self):
         return False
 
-    def get_annotation(self):
+    @property
+    def annotation(self):
         # lambda functions do not support annotations
         return None
 
@@ -1066,7 +1068,8 @@ class Param(PythonBaseNode):
         except IndexError:
             return None
 
-    def get_annotation(self):
+    @property
+    def annotation(self):
         tfpdef = self._tfpdef()
         if tfpdef.type == 'tfpdef':
             assert tfpdef.children[1] == ":"
diff --git a/test/test_parser/test_parser_tree.py b/test/test_parser/test_parser_tree.py
index 86d82d5c..ef38f38b 100644
--- a/test/test_parser/test_parser_tree.py
+++ b/test/test_parser/test_parser_tree.py
@@ -58,9 +58,9 @@ class TestsFunctionAndLambdaParsing(object):
     def test_annotation(self, node, expected):
         expected_annotation = expected.get('annotation', None)
         if expected_annotation is None:
-            assert node.get_annotation() is None
+            assert node.annotation is None
         else:
-            assert node.get_annotation().value == expected_annotation
+            assert node.annotation.value == expected_annotation
 
     def test_get_call_signature(self, node, expected):
         assert node.get_call_signature() == expected['call_sig']