diff --git a/src/kernel/chainparams.cpp b/src/kernel/chainparams.cpp
index 95a2650ec81..c94cb8c4e2f 100644
--- a/src/kernel/chainparams.cpp
+++ b/src/kernel/chainparams.cpp
@@ -185,10 +185,10 @@ public:
         };
 
         chainTxData = ChainTxData{
-            // Data from RPC: getchaintxstats 4096 00000000000000000000611fd22f2df7c8fbd0688745c3a6c3bb5109cc2a12cb
-            .nTime    = 1756722903,
-            .tx_count = 1235299397,
-            .dTxRate  = 5.456290459519495,
+            // Data from RPC: getchaintxstats 4096 00000000000000000000ccebd6d74d9194d8dcdc1d177c478e094bfad51ba5ac
+            .nTime    = 1772055173,
+            .tx_count = 1315805869,
+            .dTxRate  = 5.40111006496122,
         };
 
         // Generated by headerssync-params.py on 2025-09-01.
@@ -288,10 +288,10 @@ public:
         };
 
         chainTxData = ChainTxData{
-            // Data from RPC: getchaintxstats 4096 0000000000000065c6c38258e201971a3fdfcc2ceee0dd6e85a6c022d45dee34
-            .nTime    = 1751816758,
-            .tx_count = 508468699,
-            .dTxRate  = 7.172978845985714,
+            // Data from RPC: getchaintxstats 4096 000000007a61e4230b28ac5cb6b5e5a0130de37ac1faf2f8987d2fa6505b67f4
+            .nTime    = 1772051651,
+            .tx_count = 536108416,
+            .dTxRate  = 0.02691479016257117,
         };
 
         // Generated by headerssync-params.py on 2025-09-03.
@@ -395,10 +395,10 @@ public:
         };
 
         chainTxData = ChainTxData{
-            // Data from RPC: getchaintxstats 4096 000000000000000180a58e7fa3b0db84b5ea76377524894f53660d93ac839d9b
-            .nTime    = 1752470331,
-            .tx_count = 11414302,
-            .dTxRate  = 0.2842619757327476,
+            // Data from RPC: getchaintxstats 4096 0000000002368b1e4ee27e2e85676ae6f9f9e69579b29093e9a82c170bf7cf8a
+            .nTime    = 1772013387,
+            .tx_count = 14191421,
+            .dTxRate  = 0.01848579579528412,
         };
 
         // Generated by headerssync-params.py on 2025-09-03.
@@ -431,10 +431,10 @@ public:
             m_assumed_blockchain_size = 24;
             m_assumed_chain_state_size = 4;
             chainTxData = ChainTxData{
-                // Data from RPC: getchaintxstats 4096 000000128586e26813922680309f04e1de713c7542fee86ed908f56368aefe2e
-                .nTime    = 1756723017,
-                .tx_count = 26185472,
-                .dTxRate  = 0.7452721495389969,
+                // Data from RPC: getchaintxstats 4096 00000008414aab61092ef93f1aacc54cf9e9f16af29ddad493b908a01ff5c329
+                .nTime    = 1772055248,
+                .tx_count = 28676833,
+                .dTxRate  = 0.06736623436338929,
             };
         } else {
             bin = *options.challenge;