diff --git a/router-protobuf/build.gradle.kts b/router-protobuf/build.gradle.kts
index 3c68060a..6395e77c 100644
--- a/router-protobuf/build.gradle.kts
+++ b/router-protobuf/build.gradle.kts
@@ -20,7 +20,7 @@ dependencies {
     api(project(":router"))
 
     testImplementation("org.junit.jupiter:junit-jupiter-engine:5.9.1")
-    testImplementation("com.willowtreeapps.assertk:assertk-jvm:0.25")
+    testImplementation("com.willowtreeapps.assertk:assertk-jvm:0.27.0")
     testImplementation("org.assertj:assertj-core:3.23.1")
     testImplementation("io.mockk:mockk:1.13.3")
     testImplementation("org.slf4j:slf4j-simple:2.0.9")
diff --git a/router/build.gradle.kts b/router/build.gradle.kts
index a474d1ed..538e0d48 100644
--- a/router/build.gradle.kts
+++ b/router/build.gradle.kts
@@ -13,7 +13,7 @@ dependencies {
 
     testImplementation("org.junit.jupiter:junit-jupiter-engine:5.9.1")
     testImplementation("org.junit.jupiter:junit-jupiter-params:5.9.1")
-    testImplementation("com.willowtreeapps.assertk:assertk-jvm:0.25")
+    testImplementation("com.willowtreeapps.assertk:assertk-jvm:0.27.0")
     testImplementation("org.assertj:assertj-core:3.23.1")
     testImplementation("io.mockk:mockk:1.13.3")
     testImplementation("ch.qos.logback:logback-classic:1.4.5")