diff --git a/src/blocks/checkpoints.dat b/src/blocks/checkpoints.dat
index c57534879..e54f42294 100644
Binary files a/src/blocks/checkpoints.dat and b/src/blocks/checkpoints.dat differ
diff --git a/src/checkpoints/checkpoints.cpp b/src/checkpoints/checkpoints.cpp
index 18ee058f2..10c91a28e 100644
--- a/src/checkpoints/checkpoints.cpp
+++ b/src/checkpoints/checkpoints.cpp
@@ -234,6 +234,7 @@ namespace cryptonote
     ADD_CHECKPOINT2(491200,  "cedba73ad35ce7f51aaca2beb36dc32d79ecc716d146eb8211e6a815f3666c4a", "0x11334734abbd17");
     ADD_CHECKPOINT2(497100,  "2c4c70ac1ada94151f19d67ccf1aa4e846e6067f49f67c85cc03f78e768ea42b", "0x116906bc97a751");
     ADD_CHECKPOINT2(500000,  "f4f771261b8c13cd83a9d8fa22e3cfe988564ad4b57dd90e79d5c0e77d61cf6a", "0x1185e7f2357a03");
+    ADD_CHECKPOINT2(503500,  "776f36a17056c3e22bbfb51d5aeabb58000731e9ad549f0f2f8ad1e1bcedf312", "0x11a4884467f53d");
     return true;
   }
 
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index b68876269..f7cd3642a 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -5747,7 +5747,7 @@ void Blockchain::cancel()
 }
 
 #if defined(PER_BLOCK_CHECKPOINT)
-static const char expected_block_hashes_hash[] = "371f46361277b698ab4576888957b151131f5b6bc67e094813bf22d657caa1ba";
+static const char expected_block_hashes_hash[] = "758b237b54248c7d47c699156ea8a77db0dc04cc4f89783cc2b1a5b1a9658e18";
 void Blockchain::load_compiled_in_block_hashes(const GetCheckpointsCallback& get_checkpoints)
 {
   if (get_checkpoints == nullptr || !m_fast_sync)