diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 8b7f298e..cec4feec 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -81,6 +81,9 @@ static const struct {
 
   // version 2 starts from block 1009827, which is on or around the 20th of March, 2016. Fork time finalised on 2015-09-20. No fork voting occurs for the v2 fork.
   { 2, 1009827, 0, 1442763710 },
+
+  // version 3 starts from block 1141317, which is on or around the 24th of September, 2016. Fork time finalised on 2016-03-21.
+  { 3, 1009827, 0, 1442763710 },
 };
 static const uint64_t mainnet_hard_fork_version_1_till = 1009826;
 
diff --git a/utils/gpg_keys/aabramov.asc b/utils/gpg_keys/aabramov.asc
deleted file mode 100644
index 1626f95b..00000000
--- a/utils/gpg_keys/aabramov.asc
+++ /dev/null
@@ -1,31 +0,0 @@
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diff --git a/utils/gpg_keys/hyc.asc b/utils/gpg_keys/hyc.asc
new file mode 100644
index 00000000..4d174e98
--- /dev/null
+++ b/utils/gpg_keys/hyc.asc
@@ -0,0 +1,44 @@
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\ No newline at end of file