diff --git a/build.gradle.kts b/build.gradle.kts
index 5ca44086..82d07853 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,7 +3,7 @@ import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
 val logbackVersion = "1.2.3"
 val logstashVersion = "5.3"
 val junitJupiterVersion = "5.4.2"
-val mockkVersion = "1.13.8"
+val mockkVersion = "1.13.9"
 val wireMockVersion = "2.19.0"
 val filformatVersion = "1.2019.06.26-14.50-746e7610cb12"
 val micrometerRegistryVersion = "1.1.2"