diff --git a/contrib/devtools/chainparams/chainparams_main.txt b/contrib/devtools/chainparams/chainparams_main.txt
index 29f6a8349e..7a59c622c5 100644
--- a/contrib/devtools/chainparams/chainparams_main.txt
+++ b/contrib/devtools/chainparams/chainparams_main.txt
@@ -1,2 +1,2 @@
-000000000000000001b273f09126841e210e8898b5c43c33d27af655705a3203
-0000000000000000000000000000000000000000012e4a08418af4cae813d0bb
+000000000000000001666f7d092f6641b03cdf1a9ff99ea74a397337032141b9
+0000000000000000000000000000000000000000012f2a8f016d597fbb9b6cd0
diff --git a/contrib/devtools/chainparams/chainparams_test.txt b/contrib/devtools/chainparams/chainparams_test.txt
index 187688e360..37495fbf91 100644
--- a/contrib/devtools/chainparams/chainparams_test.txt
+++ b/contrib/devtools/chainparams/chainparams_test.txt
@@ -1,2 +1,2 @@
-0000000000000262828c78f506fa8a0fb940ddc4c62591dcdb2c4b6fa2620d74
-000000000000000000000000000000000000000000000058561ff2091294ecc0
+00000000000000a8adcd151a9ed6bdf851d88896ada0f397567424908a026f14
+000000000000000000000000000000000000000000000058b2d2b6ad24c0198c
diff --git a/src/chainparamsconstants.h b/src/chainparamsconstants.h
index 88ab70fe72..3e584c56b5 100644
--- a/src/chainparamsconstants.h
+++ b/src/chainparamsconstants.h
@@ -1,19 +1,19 @@
 #ifndef BITCOIN_CHAINPARAMSCONSTANTS_H
 #define BITCOIN_CHAINPARAMSCONSTANTS_H
 /**
  * Chain params constants for each tracked chain.
  * @generated by contrib/devtools/chainparams/generate_chainparams_constants.py
  */
 
 #include <primitives/blockhash.h>
 #include <uint256.h>
 
 namespace ChainParamsConstants {
-    const BlockHash MAINNET_DEFAULT_ASSUME_VALID = BlockHash::fromHex("000000000000000001b273f09126841e210e8898b5c43c33d27af655705a3203");
-    const uint256 MAINNET_MINIMUM_CHAIN_WORK = uint256S("0000000000000000000000000000000000000000012e4a08418af4cae813d0bb");
+    const BlockHash MAINNET_DEFAULT_ASSUME_VALID = BlockHash::fromHex("000000000000000001666f7d092f6641b03cdf1a9ff99ea74a397337032141b9");
+    const uint256 MAINNET_MINIMUM_CHAIN_WORK = uint256S("0000000000000000000000000000000000000000012f2a8f016d597fbb9b6cd0");
 
-    const BlockHash TESTNET_DEFAULT_ASSUME_VALID = BlockHash::fromHex("0000000000000262828c78f506fa8a0fb940ddc4c62591dcdb2c4b6fa2620d74");
-    const uint256 TESTNET_MINIMUM_CHAIN_WORK = uint256S("000000000000000000000000000000000000000000000058561ff2091294ecc0");
+    const BlockHash TESTNET_DEFAULT_ASSUME_VALID = BlockHash::fromHex("00000000000000a8adcd151a9ed6bdf851d88896ada0f397567424908a026f14");
+    const uint256 TESTNET_MINIMUM_CHAIN_WORK = uint256S("000000000000000000000000000000000000000000000058b2d2b6ad24c0198c");
 } // namespace ChainParamsConstants
 
 #endif // BITCOIN_CHAINPARAMSCONSTANTS_H