diff --git a/jedi/parser/diff.py b/jedi/parser/diff.py
index 44b55707..cd81f15e 100644
--- a/jedi/parser/diff.py
+++ b/jedi/parser/diff.py
@@ -183,7 +183,7 @@ class DiffParser(object):
         self._nodes_stack.close()
 
         if self._added_newline:
-            self._parser.remove_last_newline()
+            self._parser._remove_last_newline()
 
         self._parser.source = ''.join(lines_new)
 
diff --git a/jedi/parser/python/__init__.py b/jedi/parser/python/__init__.py
index 12200dc7..0429e167 100644
--- a/jedi/parser/python/__init__.py
+++ b/jedi/parser/python/__init__.py
@@ -81,6 +81,6 @@ def parse(code, grammar=None, error_recovery=True, start_symbol='file_input'):
         parser = Parser
     p = parser(grammar, code, tokens=tokens, **kwargs)
     if added_newline:
-        p.remove_last_newline()
+        p._remove_last_newline()
 
     return p.get_root_node()
diff --git a/jedi/parser/python/parser.py b/jedi/parser/python/parser.py
index 5f6f5675..b7cb8e2a 100644
--- a/jedi/parser/python/parser.py
+++ b/jedi/parser/python/parser.py
@@ -80,7 +80,7 @@ class Parser(object):
                                              [self._parsed])
 
         if self._added_newline:
-            self.remove_last_newline()
+            self._remove_last_newline()
         # The stack is empty now, we don't need it anymore.
         del self.pgen_parser
         return self._parsed
@@ -134,7 +134,7 @@ class Parser(object):
         else:
             return tree.Operator(value, start_pos, prefix)
 
-    def remove_last_newline(self):
+    def _remove_last_newline(self):
         endmarker = self._parsed.children[-1]
         # The newline is either in the endmarker as a prefix or the previous
         # leaf as a newline token.