diff --git a/cli/spring-boot-cli/build.gradle b/cli/spring-boot-cli/build.gradle
index f9ed30236cb..bb8b8c540a6 100644
--- a/cli/spring-boot-cli/build.gradle
+++ b/cli/spring-boot-cli/build.gradle
@@ -63,7 +63,7 @@ dependencies {
 
 architectureCheck {
 	nullMarked {
-		enabled  = false
+		enabled  = true
 		ignoredPackages = ['org.springframework.boot.cli.json']
 	}
 }
diff --git a/configuration-metadata/spring-boot-configuration-metadata/build.gradle b/configuration-metadata/spring-boot-configuration-metadata/build.gradle
index 780ddec1e7b..bec1e28eed0 100644
--- a/configuration-metadata/spring-boot-configuration-metadata/build.gradle
+++ b/configuration-metadata/spring-boot-configuration-metadata/build.gradle
@@ -38,6 +38,5 @@ dependencies {
 architectureCheck {
 	nullMarked {
 		enabled  = false
-		ignoredPackages = ["org.springframework.boot.configurationmetadata.json"]
 	}
 }
diff --git a/configuration-metadata/spring-boot-configuration-processor/build.gradle b/configuration-metadata/spring-boot-configuration-processor/build.gradle
index 67d993a56c3..571497e2d0d 100644
--- a/configuration-metadata/spring-boot-configuration-processor/build.gradle
+++ b/configuration-metadata/spring-boot-configuration-processor/build.gradle
@@ -33,7 +33,6 @@ sourceSets {
 architectureCheck {
 	nullMarked {
 		enabled  = false
-		ignoredPackages = ["org.springframework.boot.configurationprocessor.json"]
 	}
 }