diff --git a/kotlin/hexagon-jetty/build.gradle b/kotlin/hexagon-jetty/build.gradle
index b5f8a510e10..a236087ed1e 100644
--- a/kotlin/hexagon-jetty/build.gradle
+++ b/kotlin/hexagon-jetty/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 ext {
-    hexagonVersion = "3.7.3"
+    hexagonVersion = "3.7.4"
     gradleScripts = "https://raw.githubusercontent.com/hexagontk/hexagon/$hexagonVersion/gradle"
 }
 
diff --git a/kotlin/hexagon-netty-epoll/build.gradle b/kotlin/hexagon-netty-epoll/build.gradle
index d81225d6c83..f3de4797d18 100644
--- a/kotlin/hexagon-netty-epoll/build.gradle
+++ b/kotlin/hexagon-netty-epoll/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 ext {
-    hexagonVersion = "3.7.3"
+    hexagonVersion = "3.7.4"
     nettyVersion = "4.1.+"
 
     gradleScripts = "https://raw.githubusercontent.com/hexagontk/hexagon/$hexagonVersion/gradle"
diff --git a/kotlin/hexagon-netty/build.gradle b/kotlin/hexagon-netty/build.gradle
index 0a0ad266fee..ba02f36ae35 100644
--- a/kotlin/hexagon-netty/build.gradle
+++ b/kotlin/hexagon-netty/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 ext {
-    hexagonVersion = "3.7.3"
+    hexagonVersion = "3.7.4"
     gradleScripts = "https://raw.githubusercontent.com/hexagontk/hexagon/$hexagonVersion/gradle"
 }