diff --git a/smoke-test/spring-boot-smoke-test-servlet/build.gradle b/smoke-test/spring-boot-smoke-test-servlet/build.gradle
index b483b15f6ab..a7dc63bb54d 100644
--- a/smoke-test/spring-boot-smoke-test-servlet/build.gradle
+++ b/smoke-test/spring-boot-smoke-test-servlet/build.gradle
@@ -30,3 +30,7 @@ dependencies {
 
 	testRuntimeOnly(project(":starter:spring-boot-starter-tomcat"))
 }
+
+tasks.named("compileTestJava") {
+	options.nullability.checking = "tests"
+}