diff --git a/build.gradle.kts b/build.gradle.kts
index 69c031f..9bd8380 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -3,13 +3,13 @@ import java.time.Instant
 import java.time.ZoneId
 
 plugins {
-    kotlin("multiplatform") version "1.9.10" apply false
+    kotlin("multiplatform") version "1.9.24" apply false
     id("maven-publish")
     signing
-    id("io.gitlab.arturbosch.detekt") version "1.23.1"
+    id("io.gitlab.arturbosch.detekt") version "1.23.6"
     id("com.palantir.git-version") version "3.0.0"
-    id("io.kotest.multiplatform") version "5.6.2"
-    id("org.jetbrains.dokka") version "1.8.20"
+    id("io.kotest.multiplatform") version "5.9.0"
+    id("org.jetbrains.dokka") version "1.9.20"
 }
 
 buildscript {
diff --git a/protobuf-kotlin-common/build.gradle.kts b/protobuf-kotlin-common/build.gradle.kts
index 3183837..8da8fb0 100644
--- a/protobuf-kotlin-common/build.gradle.kts
+++ b/protobuf-kotlin-common/build.gradle.kts
@@ -18,13 +18,13 @@ kotlin {
     sourceSets {
         val commonTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-framework-engine:5.6.2")
-                implementation("com.willowtreeapps.assertk:assertk:0.26.1")
+                implementation("io.kotest:kotest-framework-engine:5.9.0")
+                implementation("com.willowtreeapps.assertk:assertk:0.28.1")
             }
         }
         val jvmTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-runner-junit5-jvm:5.6.2")
+                implementation("io.kotest:kotest-runner-junit5-jvm:5.9.0")
             }
         }
     }
diff --git a/protobuf-kotlin-protoscope/build.gradle.kts b/protobuf-kotlin-protoscope/build.gradle.kts
index 7a40a17..447d508 100644
--- a/protobuf-kotlin-protoscope/build.gradle.kts
+++ b/protobuf-kotlin-protoscope/build.gradle.kts
@@ -23,13 +23,13 @@ kotlin {
         }
         val commonTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-framework-engine:5.6.2")
-                implementation("com.willowtreeapps.assertk:assertk:0.26.1")
+                implementation("io.kotest:kotest-framework-engine:5.9.0")
+                implementation("com.willowtreeapps.assertk:assertk:0.28.1")
             }
         }
         val jvmTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-runner-junit5-jvm:5.6.2")
+                implementation("io.kotest:kotest-runner-junit5-jvm:5.9.0")
             }
         }
     }
diff --git a/protobuf-kotlin-schemadocument/build.gradle.kts b/protobuf-kotlin-schemadocument/build.gradle.kts
index 7c6764c..ce5a5ec 100644
--- a/protobuf-kotlin-schemadocument/build.gradle.kts
+++ b/protobuf-kotlin-schemadocument/build.gradle.kts
@@ -23,13 +23,13 @@ kotlin {
         }
         val commonTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-framework-engine:5.6.2")
-                implementation("com.willowtreeapps.assertk:assertk:0.26.1")
+                implementation("io.kotest:kotest-framework-engine:5.9.0")
+                implementation("com.willowtreeapps.assertk:assertk:0.28.1")
             }
         }
         val jvmTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-runner-junit5-jvm:5.6.2")
+                implementation("io.kotest:kotest-runner-junit5-jvm:5.9.0")
             }
         }
     }
diff --git a/protobuf-kotlin-serialization/build.gradle.kts b/protobuf-kotlin-serialization/build.gradle.kts
index 9dedfa3..8623aca 100644
--- a/protobuf-kotlin-serialization/build.gradle.kts
+++ b/protobuf-kotlin-serialization/build.gradle.kts
@@ -1,6 +1,6 @@
 plugins {
     kotlin("multiplatform")
-    kotlin("plugin.serialization") version "1.9.10"
+    kotlin("plugin.serialization") version "1.9.24"
 }
 
 kotlin {
@@ -21,19 +21,19 @@ kotlin {
             dependencies {
                 api(project(":protobuf-kotlin-wire"))
                 api(project(":protobuf-kotlin-schemadocument"))
-                api("org.jetbrains.kotlinx:kotlinx-serialization-core:1.5.1")
+                api("org.jetbrains.kotlinx:kotlinx-serialization-core:1.6.3")
             }
         }
         val commonTest by getting {
             dependencies {
                 implementation(project(":protobuf-kotlin-protoscope"))
-                implementation("io.kotest:kotest-framework-engine:5.6.2")
-                implementation("com.willowtreeapps.assertk:assertk:0.26.1")
+                implementation("io.kotest:kotest-framework-engine:5.9.0")
+                implementation("com.willowtreeapps.assertk:assertk:0.28.1")
             }
         }
         val jvmTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-runner-junit5-jvm:5.6.2")
+                implementation("io.kotest:kotest-runner-junit5-jvm:5.9.0")
             }
         }
     }
diff --git a/protobuf-kotlin-wire/build.gradle.kts b/protobuf-kotlin-wire/build.gradle.kts
index 7c6764c..ce5a5ec 100644
--- a/protobuf-kotlin-wire/build.gradle.kts
+++ b/protobuf-kotlin-wire/build.gradle.kts
@@ -23,13 +23,13 @@ kotlin {
         }
         val commonTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-framework-engine:5.6.2")
-                implementation("com.willowtreeapps.assertk:assertk:0.26.1")
+                implementation("io.kotest:kotest-framework-engine:5.9.0")
+                implementation("com.willowtreeapps.assertk:assertk:0.28.1")
             }
         }
         val jvmTest by getting {
             dependencies {
-                implementation("io.kotest:kotest-runner-junit5-jvm:5.6.2")
+                implementation("io.kotest:kotest-runner-junit5-jvm:5.9.0")
             }
         }
     }