diff --git a/include/omath/projectile_prediction/engine_traits/opengl_engine_trait.hpp b/include/omath/projectile_prediction/engine_traits/opengl_engine_trait.hpp
index 3241842..59e30df 100644
--- a/include/omath/projectile_prediction/engine_traits/opengl_engine_trait.hpp
+++ b/include/omath/projectile_prediction/engine_traits/opengl_engine_trait.hpp
@@ -45,7 +45,7 @@ namespace omath::projectile_prediction::traits
         [[nodiscard]]
         constexpr static float get_vector_height_coordinate(const Vector3<float>& vec) noexcept
         {
-            return vec.z;
+            return vec.y;
         }
 
         [[nodiscard]]
diff --git a/include/omath/projectile_prediction/engine_traits/unity_engine_trait.hpp b/include/omath/projectile_prediction/engine_traits/unity_engine_trait.hpp
index 4246ba0..c70caf8 100644
--- a/include/omath/projectile_prediction/engine_traits/unity_engine_trait.hpp
+++ b/include/omath/projectile_prediction/engine_traits/unity_engine_trait.hpp
@@ -45,7 +45,7 @@ namespace omath::projectile_prediction::traits
         [[nodiscard]]
         constexpr static float get_vector_height_coordinate(const Vector3<float>& vec) noexcept
         {
-            return vec.z;
+            return vec.y;
         }
 
         [[nodiscard]]