diff --git a/modules/type/dag/dap_chain_cs_dag.c b/modules/type/dag/dap_chain_cs_dag.c
index 6ca63a0cbd2448d3185ca5779091ac0185749ce3..d784fb1160de5122ac7159a804b2cc6a6a945491 100644
--- a/modules/type/dag/dap_chain_cs_dag.c
+++ b/modules/type/dag/dap_chain_cs_dag.c
@@ -332,7 +332,7 @@ static int s_dap_chain_add_atom_to_ledger(dap_chain_cs_dag_t * a_dag, dap_ledger
         }
         break;
 	case DAP_CHAIN_DATUM_SIGNER: {
-		return DAP_CHAIN_DATUM_SIGNER;
+		return 0;
     	}
         default:
             return -1;