diff --git a/tests/JsonTx.cpp b/tests/JsonTx.cpp
index 63ea72d..65382e9 100644
--- a/tests/JsonTx.cpp
+++ b/tests/JsonTx.cpp
@@ -106,7 +106,7 @@ JsonTx::get_output_key(
                                   out_pk,
                                   jring_member["unlock_time"],
                                   jring_member["height"],
-                                  commitment                              });
+                                  commitment});
         }
     }
 }
@@ -181,6 +181,16 @@ JsonTx::init()
 
             // recipients dont have inputs so we do not populate
             // them here.
+            if (jrecpient.count("subaddress_index"))
+            {
+                auto saddr_idx = parse_subaddress_index(
+                        jrecpient["subaddress_index"]);
+
+                if (saddr_idx)
+                {
+                    recipients.back().subaddr_idx = saddr_idx;
+                }
+            }
         }
     }
 
diff --git a/tests/JsonTx.h b/tests/JsonTx.h
index 231dee9..f6a2c7a 100644
--- a/tests/JsonTx.h
+++ b/tests/JsonTx.h
@@ -47,6 +47,7 @@ public:
         uint64_t change {0};
         vector<output> outputs;
         vector<input> inputs;
+        boost::optional<subaddress_index> subaddr_idx; 
 
         inline string
         address_str() const