diff --git a/CHANGELOG-Japanese.md b/CHANGELOG-Japanese.md
index 690a1d8f6..c16a15050 100644
--- a/CHANGELOG-Japanese.md
+++ b/CHANGELOG-Japanese.md
@@ -16,6 +16,7 @@
 - `-d, --directory`オプションで複数のフォルダを指定できるようにした。 (#1335) (@hitenkoku)
 - REST APIからエクスポートされたSplunkログを分析できるようになった。 (#1083) (@hitenkoku)
 - `count`で複数のグループを指定できるようにした。例: `count() by IpAddress,SubStatus,LogonType >= 2`。また、出力される結果を更新した。例: `[condition] count(TargetUserName) by IpAddress > 3 in timeframe [result] count: 4 TargetUserName:tanaka/Administrator/adsyncadmin/suzuki IpAddress:- timeframe:5m` -> `Count: 4 ¦ TargetUserName: tanaka/Administrator/adsyncadmin/suzuki ¦ IpAddress: -` (#1339) (@fukusuket)
+- リリースモードでのオーバーフローチェックを有効にした。(#1348) (@YamatoSecurity)
 
 ## 2.15.0 [2024/04/20] "Sonic Release"
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e6e3a5c4c..8d30dd691 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@
 - You can now specify multiple directories with the `-d, --directory` option. (#1335) (@hitenkoku)
 - You can now analyze Splunk logs exported from the REST API. (#1083) (@hitenkoku)
 - You can now specify multiple groups with `count`. Ex: `count() by IpAddress,SubStatus,LogonType >= 2` Also, the output has been updated. Ex: `[condition] count(TargetUserName) by IpAddress > 3 in timeframe [result] count: 4 TargetUserName:tanaka/Administrator/adsyncadmin/suzuki IpAddress:- timeframe:5m` -> `Count: 4 ¦ TargetUserName: tanaka/Administrator/adsyncadmin/suzuki ¦ IpAddress: -` (#1339) (@fukusuket)
+- Enabled overflow checks in release mode. (#1348) (@YamatoSecurity)
 
 ## 2.15.0 [2024/04/20] "Sonic Release"
 
diff --git a/Cargo.toml b/Cargo.toml
index e21f2a907..44e10417a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ version = "2.16.0-dev"
 repository = "https://github.com/Yamato-Security/hayabusa"
 authors = ["Yamato Security @SecurityYamato"]
 edition = "2021"
-rust-version = "1.77.2"
+rust-version = "1.78.0"
 include = ["src/**/*", "LICENSE.txt", "README.md", "CHANGELOG.md"]
 
 [dependencies]
@@ -64,4 +64,5 @@ openssl = { version = "*", features = ["vendored"] }  #vendored is needed to com
 
 [profile.release]
 lto = true
-strip = "symbols"
\ No newline at end of file
+strip = "symbols"
+overflow-checks = true
\ No newline at end of file