diff --git a/jass/__main__.py b/jass/__main__.py
index 8779f1fef58bf9be7bf0858a84edc7fbf8740aaf..586b489bc19b43b64b7d1ad111983e4e04613f5f 100644
--- a/jass/__main__.py
+++ b/jass/__main__.py
@@ -231,7 +231,11 @@ def w_create_inittable(args):
 
     regions_map_path = absolute_path_of_the_file(args.regions_map_path)
     description_file_path = absolute_path_of_the_file(args.description_file_path)
-    init_table_metadata_path = absolute_path_of_the_file(args.init_table_metadata_path)
+    
+    if args.init_table_metadata_path is not None:
+        init_table_metadata_path = absolute_path_of_the_file(args.init_table_metadata_path)
+    else:
+        init_table_metadata_path = None     
     init_table_path = absolute_path_of_the_file(args.init_table_path, True)
 
     create_inittable_file(
diff --git a/jass/models/inittable.py b/jass/models/inittable.py
index 72785ee3b1e56305b23ad9dbf420b5f3595223d5..0ae5d9615644f7948360c5e5fe0e463d73c47d9c 100644
--- a/jass/models/inittable.py
+++ b/jass/models/inittable.py
@@ -94,7 +94,6 @@ def create_pheno_summary(description):
             "Reference",
             "ReferenceLink",
             "dataLink",
-            "internalDataLink",
             "Nsample",
             "Ncase",
             "Ncontrol",
@@ -130,7 +129,6 @@ def create_pheno_summary(description):
             "Reference",
             "ReferenceLink",
             "dataLink",
-            "internalDataLink",
             "Nsample",
             "Ncase",
             "Ncontrol",