diff --git a/multiplatform-annotations/build.gradle.kts b/multiplatform-annotations/build.gradle.kts
index adc8252..70584d1 100644
--- a/multiplatform-annotations/build.gradle.kts
+++ b/multiplatform-annotations/build.gradle.kts
@@ -18,6 +18,7 @@ kotlin {
         browser {}
     }
 
+    jvmToolchain(8)
     jvm {
         compilations.all {
             kotlinOptions.jvmTarget = "1.8"