diff --git a/module/spring-boot-zipkin/build.gradle b/module/spring-boot-zipkin/build.gradle
index 484677b77d7..788baa9d7f9 100644
--- a/module/spring-boot-zipkin/build.gradle
+++ b/module/spring-boot-zipkin/build.gradle
@@ -44,3 +44,11 @@ dependencies {
 	testImplementation(testFixtures(project(":core:spring-boot-testcontainers")))
 	testImplementation("com.squareup.okhttp3:mockwebserver")
 }
+
+tasks.named("compileTestJava") {
+	options.nullability.checking = "tests"
+}
+
+tasks.named("compileDockerTestJava") {
+	options.nullability.checking = "tests"
+}