diff --git a/README.md b/README.md
index a081193..d7a09bb 100644
--- a/README.md
+++ b/README.md
@@ -283,13 +283,6 @@ class TranslationBase:
         return tags
 
 
-    def get_unique_node_identifier(self, rounded_x, rounded_y, tags):
-        '''
-        DEPRECATED -- USE merge_tags IF YOU WANT TO DISABLE MERGING!
-        '''
-        return (rounded_x, rounded_y)
-
-
     def process_feature_post(self, osmgeometry, ogrfeature, ogrgeometry):
         '''
         This method is called after the creation of an OsmGeometry object. The
diff --git a/ogr2osm/osm_data.py b/ogr2osm/osm_data.py
index f424733..15f4f52 100644
--- a/ogr2osm/osm_data.py
+++ b/ogr2osm/osm_data.py
@@ -90,15 +90,7 @@ def __add_node(self, x, y, z, tags, is_way_member):
         rx = self.__round_number(x)
         ry = self.__round_number(y)
 
-        # TODO deprecated
-        unique_node_id = None
-        if is_way_member:
-            unique_node_id = (rx, ry)
-        else:
-            unique_node_id = self.translation.get_unique_node_identifier(rx, ry, tags)
-        # to be replaced by
-        #unique_node_id = (rx, ry)
-        # end deprecation
+        unique_node_id = (rx, ry)
 
         if unique_node_id in self.__unique_node_index:
             for index in self.__unique_node_index[unique_node_id]:
diff --git a/ogr2osm/translation_base_class.py b/ogr2osm/translation_base_class.py
index 9a34222..6404d98 100644
--- a/ogr2osm/translation_base_class.py
+++ b/ogr2osm/translation_base_class.py
@@ -78,19 +78,6 @@ def merge_tags(self, geometry_type, tags_existing_geometry, tags_new_geometry):
         return tags
 
 
-    def get_unique_node_identifier(self, rounded_x, rounded_y, tags):
-        '''
-        DEPRECATED -- USE merge_tags IF YOU WANT TO DISABLE MERGING!
-        This method is used to identify identical nodes for merging. By default
-        only the rounded coordinates are taken into account, but you can extend
-        this with some tags as desired. The return value should be a hashable
-        type, if you don't want to merge you can just return a counter value.
-        Note: this function will not be called for nodes belonging to a way,
-        they are always identified by the tuple (rounded_x, rounded_y).
-        '''
-        return (rounded_x, rounded_y)
-
-
     def process_feature_post(self, osmgeometry, ogrfeature, ogrgeometry):
         '''
         This method is called after the creation of an OsmGeometry object. The