diff --git a/src/TrinaryLogic.php b/src/TrinaryLogic.php
index 7e387901e0..263e7d8680 100644
--- a/src/TrinaryLogic.php
+++ b/src/TrinaryLogic.php
@@ -252,6 +252,10 @@ public function describe(): string
 		return $labels[$this->value];
 	}
 
+	public function green(): void
+	{
+	}
+
 	/**
 	 * @param mixed[] $properties
 	 */