diff --git a/content/en/user-manual/graphics/advanced-rendering/multiple-render-targets.md b/content/en/user-manual/graphics/advanced-rendering/multiple-render-targets.md
index d5719d5568..2ddcd91150 100644
--- a/content/en/user-manual/graphics/advanced-rendering/multiple-render-targets.md
+++ b/content/en/user-manual/graphics/advanced-rendering/multiple-render-targets.md
@@ -58,10 +58,10 @@ materials.forEach((material) => {
     material.chunks.outputPS = `
         #ifdef MYMRT_PASS
             // output world normal to target 1
-            pcFragColor1 = vec4(litShaderArgs.worldNormal * 0.5 + 0.5, 1.0);
+            pcFragColor1 = vec4(litArgs_worldNormal * 0.5 + 0.5, 1.0);
 
             // output gloss to target 2
-            pcFragColor2 = vec4(vec3(litShaderArgs.gloss) , 1.0);
+            pcFragColor2 = vec4(vec3(litArgs_gloss) , 1.0);
         #endif
     `;
 });