diff --git a/build.gradle b/build.gradle
index f08a0f7bac1..7004942c7ef 100644
--- a/build.gradle
+++ b/build.gradle
@@ -30,7 +30,7 @@ configure(allprojects) { project ->
 	dependencyManagement {
 		imports {
 			mavenBom "com.fasterxml.jackson:jackson-bom:2.9.9"
-			mavenBom "io.netty:netty-bom:4.1.38.Final"
+			mavenBom "io.netty:netty-bom:4.1.39.Final"
 			mavenBom "io.projectreactor:reactor-bom:Dysprosium-M3"
 			mavenBom "org.eclipse.jetty:jetty-bom:9.4.20.v20190813"
 			mavenBom "org.jetbrains.kotlin:kotlin-bom:1.3.50"