diff --git a/SKIE/acceptance-tests b/SKIE/acceptance-tests
index 6d126fee..d1c48879 160000
--- a/SKIE/acceptance-tests
+++ b/SKIE/acceptance-tests
@@ -1 +1 @@
-Subproject commit 6d126feef23dbbb482b272c8c3630b6239300da2
+Subproject commit d1c48879dd947a907807ebbfabe0cf286a4be849
diff --git a/SKIE/common/configuration/annotations/configuration-annotations.gradle.kts b/SKIE/common/configuration/annotations/configuration-annotations.gradle.kts
index de6cdc5e..42c656c8 100644
--- a/SKIE/common/configuration/annotations/configuration-annotations.gradle.kts
+++ b/SKIE/common/configuration/annotations/configuration-annotations.gradle.kts
@@ -14,9 +14,10 @@ multiCompileRuntime {
     klibPath = { kotlinVersion, target ->
         if (target.platformType == KotlinPlatformType.jvm) {
             "build/libs/configuration-annotations-${kotlinVersion}-${target.name.lowercase()}-${version}.jar"
+        } else if (kotlinVersion >= MultiCompileTarget.kotlin_2_1_0) {
+            "build/libs/configuration-annotations-${kotlinVersion}-${target.name}Main-${version}.klib"
         } else {
-            val includeKlibExtension = true // kotlinVersion < MultiCompileTarget.kotlin_2_1_0
-            "build/classes/kotlin/${target.name}/main/klib/configuration-annotations-${kotlinVersion}" + if (includeKlibExtension) ".klib" else ""
+            "build/classes/kotlin/${target.name}/main/klib/configuration-annotations-${kotlinVersion}.klib"
         }
     }
 }
diff --git a/SKIE/common/configuration/annotations/impl/gradle.properties b/SKIE/common/configuration/annotations/impl/gradle.properties
index ecb029cf..c8b39be9 100644
--- a/SKIE/common/configuration/annotations/impl/gradle.properties
+++ b/SKIE/common/configuration/annotations/impl/gradle.properties
@@ -2,4 +2,3 @@ org.gradle.jvmargs=-Xmx1g -XX:MaxMetaspaceSize=500m -XX:+UseParallelGC
 
 kotlin.internal.compiler.arguments.log.level=info
 
-kotlin.internal.klibs.non-packed=false
diff --git a/SKIE/runtime/kotlin/impl/gradle.properties b/SKIE/runtime/kotlin/impl/gradle.properties
index 4316993e..0419103d 100644
--- a/SKIE/runtime/kotlin/impl/gradle.properties
+++ b/SKIE/runtime/kotlin/impl/gradle.properties
@@ -1,3 +1,2 @@
 org.gradle.jvmargs=-Xmx1g -XX:MaxMetaspaceSize=500m -XX:+UseParallelGC
 
-kotlin.internal.klibs.non-packed=false
diff --git a/SKIE/runtime/kotlin/runtime-kotlin.gradle.kts b/SKIE/runtime/kotlin/runtime-kotlin.gradle.kts
index 7cd03d3d..04ef572e 100644
--- a/SKIE/runtime/kotlin/runtime-kotlin.gradle.kts
+++ b/SKIE/runtime/kotlin/runtime-kotlin.gradle.kts
@@ -10,8 +10,11 @@ multiCompileRuntime {
     isPublishable = true
     targets.set(MultiCompileTarget.allDarwin)
     klibPath = { kotlinVersion, target ->
-        val includeKlibExtension = true // kotlinVersion < MultiCompileTarget.kotlin_2_1_0
-        "build/classes/kotlin/${target.name}/main/klib/runtime-kotlin-${kotlinVersion}" + if (includeKlibExtension) ".klib" else ""
+        if (kotlinVersion >= MultiCompileTarget.kotlin_2_1_0) {
+            "build/libs/runtime-kotlin-${kotlinVersion}-${target.name}Main-${version}.klib"
+        } else {
+            "build/classes/kotlin/${target.name}/main/klib/runtime-kotlin-${kotlinVersion}.klib"
+        }
     }
     dependencies = { _ ->
         "implementation(libs.kotlinx.coroutines.core)"
diff --git a/build-setup/src/main/kotlin/co/touchlab/skie/buildsetup/plugins/SkieMultiCompileRuntime.kt b/build-setup/src/main/kotlin/co/touchlab/skie/buildsetup/plugins/SkieMultiCompileRuntime.kt
index a09a0292..b11069c9 100644
--- a/build-setup/src/main/kotlin/co/touchlab/skie/buildsetup/plugins/SkieMultiCompileRuntime.kt
+++ b/build-setup/src/main/kotlin/co/touchlab/skie/buildsetup/plugins/SkieMultiCompileRuntime.kt
@@ -1,6 +1,7 @@
 package co.touchlab.skie.buildsetup.plugins
 
 import co.touchlab.skie.buildsetup.plugins.MultiCompileTarget.Companion.kotlin_1_9_0
+import co.touchlab.skie.buildsetup.plugins.MultiCompileTarget.Companion.kotlin_2_1_0
 import co.touchlab.skie.buildsetup.tasks.BuildNestedGradle
 import co.touchlab.skie.gradle.KotlinCompilerVersion
 import co.touchlab.skie.gradle.KotlinToolingVersion
@@ -56,7 +57,7 @@ class SkieMultiCompileRuntime: Plugin<Project> {
                 val buildTask = registerBuildTask(
                     name = kotlinToolingVersion.name.toString(),
                     supportedTargetsWithDeclarations = supportedTargetsWithDeclarations,
-                    kotlinVersion = kotlinToolingVersion.primaryVersion,
+                    kotlinVersion = kotlinToolingVersion.name,
                     copyTask = copyTask,
                 )
 
@@ -210,9 +211,14 @@ class SkieMultiCompileRuntime: Plugin<Project> {
                                 "${target.name}LegacyJar",
                             )
                         }
-                        KotlinPlatformType.native, KotlinPlatformType.wasm -> listOf("${target.name}MainKlibrary")
+
+                        KotlinPlatformType.native, KotlinPlatformType.wasm -> if (kotlinVersion >= kotlin_2_1_0) {
+                            listOf("${target.name}Klib")
+                        } else {
+                            listOf("${target.name}MainKlibrary")
+                        }
                     }
-                }
+                },
             )
         }
     }
diff --git a/common-gradle/gradle.properties b/common-gradle/gradle.properties
index 35912f96..003d6ddf 100644
--- a/common-gradle/gradle.properties
+++ b/common-gradle/gradle.properties
@@ -27,4 +27,3 @@ kotlinNativeCompilerEmbeddableFromHome=true
 
 kotlin.internal.compiler.arguments.log.level=info
 
-kotlin.internal.klibs.non-packed=false