diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index ace59a2a49..7f957683a5 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -166,6 +166,7 @@ class CMainParams : public CChainParams {
                 { 45000, uint256S("060c6af680f6975184c7a17059f2ff4970544fcfd4104e73744fe7ab7be14cfc")},
                 { 90000, uint256S("66fcf426b0aa6f2c9e3330cb2775e9e13c4a2b8ceedb50f8931ae0e12078ad50")},
                 { 245000, uint256S("ed79607feeadcedf5b94f1c43df684af5106e79b0989a008a88f9dc2221cc12a")},
+				{ 353000, uint256S("d487896851fed42b07771f950fcc4469fbfa79211cfefed800f6d7806255e23f")},
             }
         };
 
@@ -270,6 +271,7 @@ class CTestNetParams : public CChainParams {
                 {5000, uint256S("000000302bc22f2f65995506e757fff5c824545db5413e871d57d27a0997e8a0")}, //last PoW block
                 {77000, uint256S("f41e2e8d09bca38827c23cad46ed6d434902da08415d2314d0c8ce285b1970cb")},
                 {230000, uint256S("cd17baf80fa817dd543b83897ccb1e07350019e5b812f4956f69efe855d62601")},
+				{343000, uint256S("ac66f1de1a5fa473b5097b313c203e97d45669485e4c235a32a0f80df64f6948")},
             }
         };