diff --git a/snow/engine/common/test_engine.go b/snow/engine/common/test_engine.go
index d64e479..ce44abb 100644
--- a/snow/engine/common/test_engine.go
+++ b/snow/engine/common/test_engine.go
@@ -367,7 +367,7 @@ func (e *EngineTest) IsBootstrapped() bool {
 		if e.T != nil {
 			e.T.Fatalf("Unexpectedly called IsBootstrapped")
 		}
-		panic("Unexpectedly called IsBootstrapped")
+		return false
 	}
-	return e.IsBootstrappedF()
+	return false
 }