diff --git a/gradle/common.versions.toml b/gradle/common.versions.toml
index 097f610..c5f1e5d 100644
--- a/gradle/common.versions.toml
+++ b/gradle/common.versions.toml
@@ -5,7 +5,7 @@
 [versions]
 
 # https://kotlinlang.org/docs/releases.html#release-details
-kotlin = "2.3.10"
+kotlin = "2.4.0"
 
 # https://github.com/google/ksp/releases
 ksp = "2.3.6"
@@ -17,7 +17,7 @@ compose = "1.10.2"
 kotest = "6.1.7"
 
 # https://github.com/infix-de/testBalloon/releases
-testBalloon = "0.8.4-K2.3.0"
+testBalloon = "0.8.4-K2.4.0"
 
 # https://gitlab.com/opensavvy/groundwork/pedestal/-/releases
 pedestal = "3.2.1"