diff --git a/kokain-ksp/build.gradle b/kokain-ksp/build.gradle
index b0a9d39..6a32c5e 100644
--- a/kokain-ksp/build.gradle
+++ b/kokain-ksp/build.gradle
@@ -47,7 +47,7 @@ dependencies {
     implementation("com.google.devtools.ksp:symbol-processing-api:1.9.21-1.0.15")
     testImplementation 'junit:junit:4.12'
     testImplementation project(path: ':kokain-core-api', configuration: 'default')
-    testImplementation 'com.github.tschuchortdev:kotlin-compile-testing-ksp:1.4.9'
+    testImplementation 'dev.zacsweers.kctfork:ksp:0.4.0'
     testImplementation 'org.mockito:mockito-core:1.10.19'
     implementation project(path: ':kokain-generator-lib', configuration: 'default')
 }
\ No newline at end of file
diff --git a/kokain-ksp/src/test/java/com/schwarz/kokain/ksp/KokainProcessorKotlinTest.kt b/kokain-ksp/src/test/java/com/schwarz/kokain/ksp/KokainProcessorKotlinTest.kt
index 0f028bd..aa2d16b 100644
--- a/kokain-ksp/src/test/java/com/schwarz/kokain/ksp/KokainProcessorKotlinTest.kt
+++ b/kokain-ksp/src/test/java/com/schwarz/kokain/ksp/KokainProcessorKotlinTest.kt
@@ -1,11 +1,14 @@
 package com.schwarz.kokain.ksp
 
+import com.tschuchort.compiletesting.JvmCompilationResult
 import com.tschuchort.compiletesting.KotlinCompilation
 import com.tschuchort.compiletesting.SourceFile
 import com.tschuchort.compiletesting.symbolProcessorProviders
+import org.jetbrains.kotlin.compiler.plugin.ExperimentalCompilerApi
 import org.junit.Assert
 import org.junit.Test
 
+@OptIn(ExperimentalCompilerApi::class)
 class KokainProcessorKotlinTest {
 
     @Test
@@ -24,7 +27,7 @@ class KokainProcessorKotlinTest {
         Assert.assertEquals(KotlinCompilation.ExitCode.OK, compilation.exitCode)
     }
 
-    private fun compileKotlin(vararg sourceFiles: SourceFile): KotlinCompilation.Result {
+    private fun compileKotlin(vararg sourceFiles: SourceFile): JvmCompilationResult {
         return KotlinCompilation().apply {
             sources = sourceFiles.toMutableList()
             symbolProcessorProviders = listOf(KokainProcessorProvider())