diff --git a/lib/refrepo/gen/reference-api.rb b/lib/refrepo/gen/reference-api.rb
index b82f0a1b69734ea49d586d4a1a661078c9cf74ce..1e26494397d7c0786bdf3c68397323f077008ae4 100644
--- a/lib/refrepo/gen/reference-api.rb
+++ b/lib/refrepo/gen/reference-api.rb
@@ -112,6 +112,9 @@ def generate_reference_api
     # remove kavlan information for now
     global_hash.delete('vlans')
 
+    # also remove ipv6 info
+    global_hash.delete('ipv6')
+    
     grid_path = Pathname.new(refapi_path)
     grid_path.mkpath()
 
diff --git a/lib/refrepo/valid/input/schemas/schema-global.yaml b/lib/refrepo/valid/input/schemas/schema-global.yaml
index 9ea67deca31f3cff0d515fedd74495bb603fafc0..d5832513c46a49de5451da857aa80f819d1cf033 100644
--- a/lib/refrepo/valid/input/schemas/schema-global.yaml
+++ b/lib/refrepo/valid/input/schemas/schema-global.yaml
@@ -2,4 +2,5 @@ uid: string
 sites: required_hash
 network_equipments: optional_hash
 vlans: required_hash
+ipv6: required_hash
 disk_vendor_model_mapping: required_hash