diff --git a/build.gradle.kts b/build.gradle.kts
index f1183e6..f9de199 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -9,11 +9,11 @@ subprojects {
     configurations.all {
         resolutionStrategy {
             // Netty vulnerabilities (CVE-2025-55163, CVE-2025-58057, CVE-2025-67735, etc.)
-            force("io.netty:netty-codec:4.1.129.Final")
-            force("io.netty:netty-codec-http:4.1.129.Final")
-            force("io.netty:netty-codec-http2:4.1.129.Final")
-            force("io.netty:netty-handler:4.1.129.Final")
-            force("io.netty:netty-common:4.1.129.Final")
+            force("io.netty:netty-codec:4.2.9.Final")
+            force("io.netty:netty-codec-http:4.2.9.Final")
+            force("io.netty:netty-codec-http2:4.2.9.Final")
+            force("io.netty:netty-handler:4.2.9.Final")
+            force("io.netty:netty-common:4.2.9.Final")
             
             // Guava vulnerability (CVE-2023-2976)
             force("com.google.guava:guava:33.4.0-jre")