diff --git a/verarbeitung/test/Processing_unittest.py b/verarbeitung/test/Processing_unittest.py
index 47dd268885d14a254ced584c24d5a9e4dcafb0e8..b17f5e4f6768722c9c9d35bacbb5226cafd156d2 100644
--- a/verarbeitung/test/Processing_unittest.py
+++ b/verarbeitung/test/Processing_unittest.py
@@ -94,7 +94,7 @@ class ProcessingTest(unittest.TestCase):
           nodes_old_single, edges_old_single = process_main(['doi_lg_1_i'],2,2,True)
           nodes_old_both, edges_old_both = process_main(['doi_lg_1_i','doi_lg_2_i'],2,2,True)
           nodes_new_both, edges_new_both = input_from_json('test_output.json')
-          nodes_new_single, edges_new_single = check_graph_updates(['doi_lg_1_i'], nodes_old_both, edges_old_both, True)
+          nodes_new_single, edges_new_single = check_graph_updates(['doi_lg_1_i'], nodes_old_both, edges_old_both, 'test_output.json', 2, 2, True)
           self.assertCountEqual(nodes_old_single,nodes_new_single)
           self.assertCountEqual(edges_old_single, edges_new_single)
 
diff --git a/verarbeitung/update_graph/connect_new_input.py b/verarbeitung/update_graph/connect_new_input.py
index 6a910c1199eba0daba4dbee00d4c248d5a278891..4f6b91f0e149d5dad5484c815cc4b2a48088f4bc 100644
--- a/verarbeitung/update_graph/connect_new_input.py
+++ b/verarbeitung/update_graph/connect_new_input.py
@@ -23,14 +23,14 @@ from verarbeitung.construct_new_graph.Processing import initialize_nodes_list, c
 from verarbeitung.construct_new_graph.add_citations_rec import add_citations
 from verarbeitung.construct_new_graph.export_to_json import output_to_json
 
-def connect_old_and_new_input(json_file, new_doi_list, search_height, search_depth, test_var = False):
+def connect_old_and_new_input(json_file, new_doi_list, search_depth, search_height, test_var = False):
     global nodes, edges
     nodes = []
     edges = []
 
     nodes, edges = input_from_json(json_file)
 
-    complete_changed_group_nodes(new_doi_list, search_height, search_depth, test_var)
+    complete_changed_group_nodes(new_doi_list, search_depth, search_height, test_var)
     
     # initializes nodes/edges from input and gets a list with publication objects for citations and references returned
     references_obj_list, citations_obj_list = initialize_nodes_list(new_doi_list,search_depth, search_height, test_var)
@@ -48,21 +48,17 @@ def connect_old_and_new_input(json_file, new_doi_list, search_height, search_dep
     return(nodes, edges)
 
 
-def complete_changed_group_nodes(new_doi_list, search_height_max, search_depth_max, test_var):
+def complete_changed_group_nodes(new_doi_list, search_depth_max, search_height_max, test_var):
     changed_group_node_citations = []
     changed_group_node_references = []
 
     for node in nodes:
-        if (node.group != 0) and (node.doi in new_doi_list):
-            node.group = 0
-
-            # inserts references as publication objects into list and 
-            # inserts first depth references into nodes/edges if maximum search depth > 0
-            for reference in add_citations(nodes, edges, node, 0, search_depth_max, "Reference", test_var):
-                changed_group_node_references.append(reference)
-
-            # inserts citations as publication objects into list and 
-            # inserts first height citations into nodes if maximum search height > 0
-            for citation in add_citations(nodes, edges, node, 0, search_height_max, "Citation", test_var):
-                changed_group_node_citations.append(citation)
+        if (node.group < 0) and (node.doi in new_doi_list):
+            node.group = "input"
+
+            
+
+        elif (node.group > 0):
+            node.group = "input"
+
 
diff --git a/verarbeitung/update_graph/update_graph.py b/verarbeitung/update_graph/update_graph.py
index 787a7d351c0e849d4a43d96964b4d2f09ee822d9..0571cd096cf5b31146769dcdce713644d4b24a62 100644
--- a/verarbeitung/update_graph/update_graph.py
+++ b/verarbeitung/update_graph/update_graph.py
@@ -23,6 +23,7 @@ from input.publication import Publication
 from verarbeitung.get_pub_from_input import get_pub
 from .Knoten_Vergleich import doi_listen_vergleichen
 from .update_graph_del import delete_nodes_and_edges
+from .connect_new_input import connect_old_and_new_input
 
 
 def get_old_input_dois(old_obj_input_list):
@@ -64,7 +65,7 @@ def get_new_input_dois(new_input, test_var):
     return(new_input_dois)
 
 
-def check_graph_updates(new_doi_input_list, old_obj_input_list, old_edges_list, test_var = False):
+def check_graph_updates(new_doi_input_list, old_obj_input_list, old_edges_list, json_file, search_depth, search_height, test_var = False):
     '''
         :param new_doi_input_list:  input list of doi from UI
         :type new_doi_input_list:   list of strings
@@ -101,5 +102,7 @@ def check_graph_updates(new_doi_input_list, old_obj_input_list, old_edges_list,
     if (len(deleted_nodes) > 0):
         processed_input_list_del, valid_edges_del = delete_nodes_and_edges(processed_input_list, deleted_nodes, old_doi_input_list, old_edges_list)
 
+    if (len(inserted_nodes) > 0):
+        connect_old_and_new_input(json_file, inserted_nodes, search_depth, search_height, test_var)
 
     return(processed_input_list_del, valid_edges_del)