diff --git a/core/forkid/forkid_test.go b/core/forkid/forkid_test.go
index 413e4d77a8..05682383f2 100644
--- a/core/forkid/forkid_test.go
+++ b/core/forkid/forkid_test.go
@@ -87,7 +87,7 @@ func TestCreation(t *testing.T) {
 			params.SepoliaChainConfig,
 			core.DefaultSepoliaGenesisBlock().ToBlock(),
 			[]testcase{
-				{0, 0, ID{Hash: checksumToBytes(0xfe3366e7), Next: 1735371}},                   // Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople, Petersburg, Istanbul, Berlin and first London block
+				{0, 0, ID{Hash: checksumToBytes(0xfe3366e7), Next: 1735371}},                   // Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople, Petersburg, Istanbul, Berlin and last London block
 				{1735370, 0, ID{Hash: checksumToBytes(0xfe3366e7), Next: 1735371}},             // Last London block
 				{1735371, 0, ID{Hash: checksumToBytes(0xb96cbd13), Next: 1677557088}},          // First MergeNetsplit block
 				{1735372, 1677557087, ID{Hash: checksumToBytes(0xb96cbd13), Next: 1677557088}}, // Last MergeNetsplit block
@@ -105,8 +105,8 @@ func TestCreation(t *testing.T) {
 			core.DefaultHoleskyGenesisBlock().ToBlock(),
 			[]testcase{
 				{0, 0, ID{Hash: checksumToBytes(0xc61a6098), Next: 1696000704}},            // Unsynced, last Frontier, Homestead, Tangerine, Spurious, Byzantium, Constantinople, Petersburg, Istanbul, Berlin, London, Paris block
-				{123, 0, ID{Hash: checksumToBytes(0xc61a6098), Next: 1696000704}},          // First MergeNetsplit block
-				{123, 1696000704, ID{Hash: checksumToBytes(0xfd4f016b), Next: 1707305664}}, // First Shanghai block
+				{123, 0, ID{Hash: checksumToBytes(0xc61a6098), Next: 1696000704}},          // Last Paris block
+				{123, 1696000704, ID{Hash: checksumToBytes(0xfd4f016b), Next: 1707305664}}, // Last Shanghai block
 				{123, 1707305663, ID{Hash: checksumToBytes(0xfd4f016b), Next: 1707305664}}, // Last Shanghai block
 				{123, 1707305664, ID{Hash: checksumToBytes(0x9b192ad0), Next: 1740434112}}, // First Cancun block
 				{123, 1740434111, ID{Hash: checksumToBytes(0x9b192ad0), Next: 1740434112}}, // Last Cancun block