diff --git a/src/currency_core/currency_config.h b/src/currency_core/currency_config.h
index be3a4b6c..1fc59d5d 100644
--- a/src/currency_core/currency_config.h
+++ b/src/currency_core/currency_config.h
@@ -7,7 +7,7 @@
 #pragma once
 
 
-#define CURRENCY_FORMATION_VERSION                      78
+#define CURRENCY_FORMATION_VERSION                      79
                                                         
                                                         
 #define CURRENCY_MAX_BLOCK_NUMBER                       500000000
@@ -15,7 +15,7 @@
 #define CURRENCY_TX_MAX_ALLOWED_OUTS                    2000
 #define CURRENCY_PUBLIC_ADDRESS_TEXTBLOB_VER            0
 #define CURRENCY_PUBLIC_ADDRESS_BASE58_PREFIX           197   // addresses start with 'Z'
-#define CURRENCY_PUBLIC_INTEG_ADDRESS_BASE58_PREFIX     0x3678 // addresses start with 'iZ'
+#define CURRENCY_PUBLIC_INTEG_ADDRESS_BASE58_PREFIX     0x3678 // integrated addresses start with 'iZ'
 #define CURRENCY_MINED_MONEY_UNLOCK_WINDOW              10
 #define CURRENT_TRANSACTION_VERSION                     1
 #define CURRENT_BLOCK_MAJOR_VERSION                     1
diff --git a/tests/core_tests/checkpoints_tests.cpp b/tests/core_tests/checkpoints_tests.cpp
index 2275b884..a7405288 100644
--- a/tests/core_tests/checkpoints_tests.cpp
+++ b/tests/core_tests/checkpoints_tests.cpp
@@ -628,7 +628,7 @@ bool gen_no_attchments_in_coinbase::init_config_set_cp(currency::core& c, size_t
   crc.pos_minimum_heigh = 1;
   c.get_blockchain_storage().set_core_runtime_config(crc);
 
-  m_checkpoints.add_checkpoint(12, "b28d40aa02b30d1f0e807147151b5073dc8dc930414cbbdbde11a9502f9c6936");
+  m_checkpoints.add_checkpoint(12, "446b25ca3816e36df92745ea91c3c54a8745db565bafd4d2aa7df9da49220a19");
   c.set_checkpoints(currency::checkpoints(m_checkpoints));
 
   return true;
diff --git a/tests/core_tests/multisig_wallet_tests.cpp b/tests/core_tests/multisig_wallet_tests.cpp
index fee3ea47..b37b2498 100644
--- a/tests/core_tests/multisig_wallet_tests.cpp
+++ b/tests/core_tests/multisig_wallet_tests.cpp
@@ -1625,7 +1625,7 @@ multisig_and_checkpoints::multisig_and_checkpoints()
 bool multisig_and_checkpoints::set_cp(currency::core& c, size_t ev_index, const std::vector<test_event_entry>& events)
 {
   currency::checkpoints checkpoints;
-  checkpoints.add_checkpoint(15, "b9adef016fc8de02ad6d0db526e536a3c2211ee23a2d906f56989465c3e38602");
+  checkpoints.add_checkpoint(15, "37da2a30fd8cf1daa05ba11cb2ac5f7a3cc998bce56e4b575fbbea58f0592f5b");
   c.set_checkpoints(std::move(checkpoints));
 
   return true;