diff --git a/src/base58.cpp b/src/base58.cpp
index 913ffe3a3..4d54f203c 100755
--- a/src/base58.cpp
+++ b/src/base58.cpp
@@ -317,7 +317,8 @@ CKey CBitcoinSecret::GetKey()
 bool CBitcoinSecret::IsValid() const
 {
     bool fExpectedFormat = vchData.size() == 32 || (vchData.size() == 33 && vchData[32] == 1);
-    bool fCorrectVersion = vchVersion == Params().Base58Prefix(CChainParams::SECRET_KEY);
+    bool fCorrectVersion = vchVersion == Params().Base58Prefix(CChainParams::SECRET_KEY) ||
+                           vchVersion == Params().Base58Prefix(CChainParams::SECRET_KEY2);
     return fExpectedFormat && fCorrectVersion;
 }
 
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 82ad77981..1320e5f6c 100755
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -154,7 +154,8 @@ public:
         base58Prefixes[PUBKEY_ADDRESS] = std::vector<unsigned char>(1,35);  //F
         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,8);   //4
         base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,94); //e or f
-        base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,163); //2
+        base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,163); //R
+        base58Prefixes[SECRET_KEY2] =    std::vector<unsigned char>(1,176); //T
         base58Prefixes[EXT_PUBLIC_KEY] = {0x01, 0x34, 0x40, 0x6b}; //Fpub, Fprv for mainnet
         base58Prefixes[EXT_SECRET_KEY] = {0x01, 0x34, 0x3c, 0x31};
 
@@ -288,6 +289,7 @@ public:
         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,198);
         base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,58);
         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,239);
+        base58Prefixes[SECRET_KEY2] =    std::vector<unsigned char>(1,239);
         base58Prefixes[EXT_PUBLIC_KEY] = {0x01, 0x34, 0x40, 0xe2};  //Fput, Fprt for testnet
         base58Prefixes[EXT_SECRET_KEY] = {0x01, 0x34, 0x3c, 0x23};
 
@@ -397,6 +399,7 @@ public:
         base58Prefixes[SCRIPT_ADDRESS] = std::vector<unsigned char>(1,198);
         base58Prefixes[SCRIPT_ADDRESS2] = std::vector<unsigned char>(1,58);
         base58Prefixes[SECRET_KEY] =     std::vector<unsigned char>(1,239);
+        base58Prefixes[SECRET_KEY2] =    std::vector<unsigned char>(1,239);
         base58Prefixes[EXT_PUBLIC_KEY] = {0x04, 0x35, 0x87, 0xCF};
         base58Prefixes[EXT_SECRET_KEY] = {0x04, 0x35, 0x83, 0x94};
 
diff --git a/src/chainparams.h b/src/chainparams.h
index 23466b389..a7b1c62a1 100755
--- a/src/chainparams.h
+++ b/src/chainparams.h
@@ -53,6 +53,7 @@ public:
         SCRIPT_ADDRESS,
         SCRIPT_ADDRESS2,
         SECRET_KEY,
+        SECRET_KEY2,
         EXT_PUBLIC_KEY,
         EXT_SECRET_KEY,