diff --git a/cellframe-sdk b/cellframe-sdk
index 56da7f26b151c3be6f90bb18ce5fd25671b57d7e..90adbaf559f626f37a75f01f8f6c1dffc2ef1954 160000
--- a/cellframe-sdk
+++ b/cellframe-sdk
@@ -1 +1 @@
-Subproject commit 56da7f26b151c3be6f90bb18ce5fd25671b57d7e
+Subproject commit 90adbaf559f626f37a75f01f8f6c1dffc2ef1954
diff --git a/dist.linux/etc/network/subzero/support-chain.cfg b/dist.linux/etc/network/subzero/support-chain.cfg
index 674e659dd8bf82f35d8f670903b37a25c63700e4..8be23cdce365989294539f4ddb6cb49ea37b159e 100644
--- a/dist.linux/etc/network/subzero/support-chain.cfg
+++ b/dist.linux/etc/network/subzero/support-chain.cfg
@@ -4,7 +4,7 @@ shard_id=0x0000000000000000
 name=support
 load_priority=1
 # Possible values [token, emission, transaction] 
-datum_types=[token,emission,shard,ca,transaction]
+datum_types=[token,emission,shard,ca,transaction,signer]
 mempool_auto_types=[emission,transaction]
 consensus=dag_poa