diff --git a/packages/java/gradle-plugin/build.gradle b/packages/java/gradle-plugin/build.gradle
index 8c6959581a..47a214a6e7 100644
--- a/packages/java/gradle-plugin/build.gradle
+++ b/packages/java/gradle-plugin/build.gradle
@@ -204,6 +204,8 @@ kotlin {
 compileKotlin {
     kotlinOptions {
         jvmTarget = "17"
+        // Hilla relies on annotations from JVM bytecode, see: https://github.com/vaadin/hilla/issues/2343
+        freeCompilerArgs = ["-Xjsr305=strict", "-Xemit-jvm-type-annotations"]
     }
 }