diff --git a/src/server/game/Movement/Spline/MoveSpline.cpp b/src/server/game/Movement/Spline/MoveSpline.cpp
index 1c99ef5f35..264e2bf7cf 100644
--- a/src/server/game/Movement/Spline/MoveSpline.cpp
+++ b/src/server/game/Movement/Spline/MoveSpline.cpp
@@ -56,7 +56,7 @@ Location MoveSpline::computePosition(int32 time_point, int32 point_index) const
         if (!splineflags.HasFlag(MoveSplineFlagEnum::OrientationFixed | MoveSplineFlagEnum::Falling | MoveSplineFlagEnum::Unknown_0x8))
         {
             Vector3 hermite;
-            spline.evaluate_derivative(point_Idx, u, hermite);
+            spline.evaluate_derivative(point_index, u, hermite);
             if (hermite.x != 0.f || hermite.y != 0.f)
                 c.orientation = std::atan2(hermite.y, hermite.x);
         }