diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0a2f5b1..c75e27e 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 agp = "8.13.2"
-kotlin = "2.2.20"
+kotlin = "2.3.21"
 composeMultiplatform = "1.10.1"
 kotlinxSerialization = "1.8.1"
 kotlinxCoroutines = "1.9.0"
diff --git a/halogen-provider-nano/build.gradle.kts b/halogen-provider-nano/build.gradle.kts
index b18a73e..514b587 100644
--- a/halogen-provider-nano/build.gradle.kts
+++ b/halogen-provider-nano/build.gradle.kts
@@ -1,3 +1,5 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
 plugins {
     alias(libs.plugins.android.library)
     alias(libs.plugins.kotlin.android)
@@ -7,6 +9,9 @@ plugins {
 
 kotlin {
     explicitApi()
+    compilerOptions {
+        jvmTarget.set(JvmTarget.JVM_17)
+    }
 }
 
 android {
@@ -20,9 +25,6 @@ android {
         sourceCompatibility = JavaVersion.VERSION_17
         targetCompatibility = JavaVersion.VERSION_17
     }
-    kotlinOptions {
-        jvmTarget = "17"
-    }
 }
 
 dependencies {
diff --git a/sample/build.gradle.kts b/sample/build.gradle.kts
index bead007..a6498d7 100644
--- a/sample/build.gradle.kts
+++ b/sample/build.gradle.kts
@@ -1,9 +1,17 @@
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
 plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.compose)
 }
 
+kotlin {
+    compilerOptions {
+        jvmTarget.set(JvmTarget.JVM_17)
+    }
+}
+
 android {
     namespace = "me.mmckenna.halogen.sample"
     compileSdk = 36
@@ -38,10 +46,6 @@ android {
         targetCompatibility = JavaVersion.VERSION_17
     }
 
-    kotlinOptions {
-        jvmTarget = "17"
-    }
-
     buildFeatures {
         compose = true
         buildConfig = true