diff --git a/buildSrc/src/main/kotlin/buildsrc/conventions/lang/kotlin-multiplatform-base.gradle.kts b/buildSrc/src/main/kotlin/buildsrc/conventions/lang/kotlin-multiplatform-base.gradle.kts
index 3ceabc1..fe024b9 100644
--- a/buildSrc/src/main/kotlin/buildsrc/conventions/lang/kotlin-multiplatform-base.gradle.kts
+++ b/buildSrc/src/main/kotlin/buildsrc/conventions/lang/kotlin-multiplatform-base.gradle.kts
@@ -24,7 +24,9 @@ plugins {
 }
 
 kotlin {
-    //jvmToolchain(11)
+    jvmToolchain {
+        languageVersion.set(JavaLanguageVersion.of(8))
+    }
 
     applyDefaultHierarchyTemplate()