diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
index 004ed0d7..4535d64c 100644
--- a/src/bitcoinrpc.cpp
+++ b/src/bitcoinrpc.cpp
@@ -241,6 +241,7 @@ static const CRPCCommand vRPCCommands[] =
     { "newdirectmsg",           &newdirectmsg,           false,     true },
     { "newrtmsg",               &newrtmsg,               false,     true },
     { "getposts",               &getposts,               false,     true },
+    { "setspammsg",             &setspammsg,             false,     true },
 };
 
 CRPCTable::CRPCTable()
diff --git a/src/bitcoinrpc.h b/src/bitcoinrpc.h
index 5d66523d..e39f26e7 100644
--- a/src/bitcoinrpc.h
+++ b/src/bitcoinrpc.h
@@ -198,5 +198,6 @@ extern json_spirit::Value newpostmsg(const json_spirit::Array& params, bool fHel
 extern json_spirit::Value newdirectmsg(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value newrtmsg(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value getposts(const json_spirit::Array& params, bool fHelp);
+extern json_spirit::Value setspammsg(const json_spirit::Array& params, bool fHelp);
 
 #endif
diff --git a/src/twister.cpp b/src/twister.cpp
index 73f91c39..7e513851 100644
--- a/src/twister.cpp
+++ b/src/twister.cpp
@@ -1138,3 +1138,18 @@ Value getposts(const Array& params, bool fHelp)
     return ret;
 }
 
+Value setspammsg(const Array& params, bool fHelp)
+{
+    if (fHelp || (params.size() != 2))
+        throw runtime_error(
+            "setspammsg <username> <msg>\n"
+            "Set spam message attached to generated blocks");
+
+    string strUsername = params[0].get_str();
+    string strMsg      = params[1].get_str();
+
+    strSpamUser    = strUsername;
+    strSpamMessage = strMsg;
+
+    return Value();
+}