diff --git a/icon-sdk-cpp b/icon-sdk-cpp
index 267474b..77496d4 160000
--- a/icon-sdk-cpp
+++ b/icon-sdk-cpp
@@ -1 +1 @@
-Subproject commit 267474bcc13880e87fe26aebe45f2724eae434e9
+Subproject commit 77496d49c17f77126306cd737ab065b3aed82ad6
diff --git a/src/aegis/application.h b/src/aegis/application.h
index e9e6e67..2266057 100644
--- a/src/aegis/application.h
+++ b/src/aegis/application.h
@@ -5,7 +5,7 @@
 #include "sdk/sdk.h"
 #include "blockdownloader.h"
 
-#define APP_VERSION "1.2"
+#define APP_VERSION "1.3"
 
 namespace ICONation::Aegis
 {
diff --git a/src/aegis/blockdownloader.cpp b/src/aegis/blockdownloader.cpp
index 0eae3fa..46f7d6c 100644
--- a/src/aegis/blockdownloader.cpp
+++ b/src/aegis/blockdownloader.cpp
@@ -75,7 +75,7 @@ void Client::download(Block::Height current, Block::Height target)
                         }
                         catch (std::exception &e)
                         {
-                            Common::Dbg::error("Application exception :");
+                            Common::Dbg::error("Downloader exception :");
                             Common::Dbg::error("    - Type   : {}", typeid(e).name());
                             Common::Dbg::error("    - Reason : {}", e.what());
                             Common::Dbg::warn("Retrying to download block {} ...", current);
@@ -103,7 +103,7 @@ void Client::download(Block::Height current, Block::Height target)
             }
             catch (std::exception &e)
             {
-                Common::Dbg::error("Application exception :");
+                Common::Dbg::error("Downloader exception :");
                 Common::Dbg::error("    - Type   : {}", typeid(e).name());
                 Common::Dbg::error("    - Reason : {}", e.what());
                 Common::Dbg::warn("Retrying to insert block in cache {} ...", lastBlockDownloaded);
diff --git a/src/db/db.cpp b/src/db/db.cpp
index 7f95621..e8e7052 100644
--- a/src/db/db.cpp
+++ b/src/db/db.cpp
@@ -13,10 +13,6 @@ Db::Db(const std::string &host, const int port, const std::string &user, const s
     m_sql = std::make_unique<SQL>(host, port, user, password, schema);
 }
 
-static void reset_table(std::unique_ptr<SQL> &sql, const std::string &table)
-{
-}
-
 void Db::disable_foreign_checks(void)
 {
     m_sql->session()->sql("SET FOREIGN_KEY_CHECKS=0;").execute();
diff --git a/tests/set_fake_block_height.sh b/tests/set_fake_block_height.sh
new file mode 100644
index 0000000..eb367f6
--- /dev/null
+++ b/tests/set_fake_block_height.sh
@@ -0,0 +1,41 @@
+#!/bin/bash
+
+function mysql {
+    /mnt/c/Program\ Files/MySQL/MySQL\ Server\ 8.0/bin/mysql.exe -u icon -picon < <(echo "use iconation; SET FOREIGN_KEY_CHECKS=0;" ; echo "${1};"; echo "SET FOREIGN_KEY_CHECKS=1;")
+}
+
+function disable_foreign_checks {
+     mysql "SET FOREIGN_KEY_CHECKS=0"
+}
+
+function enable_foreign_checks {
+    mysql "SET FOREIGN_KEY_CHECKS=1"
+}
+
+function get_block {
+    tbears blockbyheight ${1} -u  https://ctz.solidwallet.io/api/v3 | sed "s/block info : //g"
+}
+
+function get_block_hash {
+    echo ${1} | jq '.result.block_hash'
+}
+
+function get_prev_block_hash {
+    echo ${1} | jq '.result.prev_block_hash'
+}
+
+function get_time_stamp {
+    echo ${1} | jq '.result.time_stamp'
+}
+
+function get_height {
+    echo ${1} | jq '.result.height'
+}
+
+block=$(get_block ${1})
+hash=$(get_block_hash "$block")
+prev_hash=$(get_prev_block_hash "$block")
+timestamp=$(get_time_stamp "$block")
+height=$(get_height "$block")
+
+mysql "INSERT INTO block (previous_block, hash, timestamp, height) VALUES (${prev_hash}, ${hash}, '${timestamp}', '${height}')"