diff --git a/build-plugins/smithy-build/build.gradle.kts b/build-plugins/smithy-build/build.gradle.kts
index 4c6aceef..ce3c28d2 100644
--- a/build-plugins/smithy-build/build.gradle.kts
+++ b/build-plugins/smithy-build/build.gradle.kts
@@ -19,7 +19,7 @@ repositories {
 dependencies {
     implementation(libs.smithy.model)
     implementation(libs.smithy.gradle.base.plugin)
-    testImplementation(libs.junit.jupiter)
+    testImplementation(kotlin("test"))
 }
 
 gradlePlugin {
diff --git a/build-plugins/smithy-build/src/main/kotlin/aws/sdk/kotlin/gradle/codegen/SmithyBuildPlugin.kt b/build-plugins/smithy-build/src/main/kotlin/aws/sdk/kotlin/gradle/codegen/SmithyBuildPlugin.kt
index de0b8760..faf86a1d 100644
--- a/build-plugins/smithy-build/src/main/kotlin/aws/sdk/kotlin/gradle/codegen/SmithyBuildPlugin.kt
+++ b/build-plugins/smithy-build/src/main/kotlin/aws/sdk/kotlin/gradle/codegen/SmithyBuildPlugin.kt
@@ -95,7 +95,6 @@ class SmithyBuildPlugin : Plugin<Project> {
         listOf(
             "smithyCli",
             "smithyBuild",
-            "runtimeClasspath",
         ).map(configurations::maybeCreate)
 
         tasks.register<SmithyBuildTask>(TASK_GENERATE_SMITHY_PROJECTIONS) {
diff --git a/build-plugins/smithy-build/src/test/kotlin/aws/sdk/kotlin/gradle/codegen/GenerateSmithyBuildTaskTest.kt b/build-plugins/smithy-build/src/test/kotlin/aws/sdk/kotlin/gradle/codegen/GenerateSmithyBuildTaskTest.kt
index 47f6d446..1a34b3a6 100644
--- a/build-plugins/smithy-build/src/test/kotlin/aws/sdk/kotlin/gradle/codegen/GenerateSmithyBuildTaskTest.kt
+++ b/build-plugins/smithy-build/src/test/kotlin/aws/sdk/kotlin/gradle/codegen/GenerateSmithyBuildTaskTest.kt
@@ -10,11 +10,10 @@ import aws.sdk.kotlin.gradle.codegen.tasks.GenerateSmithyBuild
 import aws.sdk.kotlin.gradle.codegen.tasks.json
 import org.gradle.kotlin.dsl.create
 import org.gradle.testfixtures.ProjectBuilder
-import org.junit.jupiter.api.Assertions.assertEquals
-import org.junit.jupiter.api.Assertions.assertTrue
-import org.junit.jupiter.api.Test
 import software.amazon.smithy.model.node.Node
-import java.io.*
+import kotlin.test.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertTrue
 
 class GenerateSmithyBuildTaskTest {
     @Test
diff --git a/gradle.properties b/gradle.properties
index 7fc6f1ff..14e134ca 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1,4 @@
 kotlin.code.style=official
+
+# TODO Remove once configuration cache is enabled by default
+org.gradle.configuration-cache=true
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index bf3beeb7..4ba2524e 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https://services.gradle.org/distributions/gradle-8.14.2-bin.zip
+distributionUrl=https://services.gradle.org/distributions/gradle-9.0.0-bin.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists