diff --git a/spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/Include/Spine-Sprite-DepthNormalsPass-URP.hlsl b/spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/Include/Spine-Sprite-DepthNormalsPass-URP.hlsl
index 91479a295..a307cc175 100644
--- a/spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/Include/Spine-Sprite-DepthNormalsPass-URP.hlsl
+++ b/spine-unity/Modules/com.esotericsoftware.spine.urp-shaders/Shaders/Include/Spine-Sprite-DepthNormalsPass-URP.hlsl
@@ -36,6 +36,7 @@ VaryingsSprite DepthNormalsVertexSprite(VertexInput input)
 
 	float backFaceSign = 1;
 #if defined(FIXED_NORMALS_BACKFACE_RENDERING)
+	float3 positionWS = TransformObjectToWorld(input.vertex.xyz);
 	backFaceSign = calculateBackfacingSign(positionWS.xyz);
 #endif