diff --git a/platforms/gradle/foundry-gradle-plugin/src/main/kotlin/foundry/gradle/topography/ModuleTopographyTask.kt b/platforms/gradle/foundry-gradle-plugin/src/main/kotlin/foundry/gradle/topography/ModuleTopographyTask.kt
index dced5528d..319288e88 100644
--- a/platforms/gradle/foundry-gradle-plugin/src/main/kotlin/foundry/gradle/topography/ModuleTopographyTask.kt
+++ b/platforms/gradle/foundry-gradle-plugin/src/main/kotlin/foundry/gradle/topography/ModuleTopographyTask.kt
@@ -178,7 +178,7 @@ public abstract class ModuleTopographyTask : DefaultTask() {
       return task
     }
 
-    fun registerValidationTask(
+    private fun registerValidationTask(
       project: Project,
       topographyTask: TaskProvider<ModuleTopographyTask>,
       foundryProperties: FoundryProperties,