1 files changed, 1 insertions, 0 deletions
diff --git a/Bullets.h b/Bullets.h
index 4a77100..3970aff 100644
--- a/Bullets.h
+++ b/Bullets.h
@@ -23,6 +23,7 @@ struct ConstantVelocitySystem
 
 struct ConstantVelocityBullet
 {
+    using Vector = std::vector<ConstantVelocityBullet>;
     Vector2 position;
     Vector2 velocity;
     float radius;