diff --git a/src/corelibs/cgl/rendertargets.js b/src/corelibs/cgl/rendertargets.js
index 8923a21cc..93cb4a10f 100644
--- a/src/corelibs/cgl/rendertargets.js
+++ b/src/corelibs/cgl/rendertargets.js
@@ -89,7 +89,7 @@ export class RenderTargets
         else if (type == "Position * ModelView") return "    " + outcolor + i + " = vec4(MOD_pos_mv,1.);".endl();
 
         else if (type == "Position Object") return "    " + outcolor + i + " = vec4(MOD_pos_object,1.);".endl();
-        else if (type == "Normal World") return "    " + outcolor + i + " = vec4(MOD_normal_world,1.);".endl();
+        else if (type == "Normal World") return "    " + outcolor + i + " = vec4(normalize(MOD_normal_world),1.);".endl();
         else if (type == "Normal * ModelView") return "    " + outcolor + i + " = vec4(MOD_normal_mv,1.);".endl();
         else if (type == "Material Id") return "    " + outcolor + i + " = vec4(round(materialId),round(instIdx),0.,1.);".endl();
         else if (type == "Object Id") return "    " + outcolor + i + " = vec4(objectId,0.,0.,1.);".endl();
diff --git a/src/corelibs/cgl/rendertargets_slots.vert b/src/corelibs/cgl/rendertargets_slots.vert
index f6320e64c..7e87aa32a 100644
--- a/src/corelibs/cgl/rendertargets_slots.vert
+++ b/src/corelibs/cgl/rendertargets_slots.vert
@@ -20,6 +20,15 @@
 
 
 #ifdef MOD_SLOT_POS_NORMAL_WORLD
-    MOD_normal_world=(mMatrix*vec4(norm,1.0)).xyz;
+    mat4 MOD_fmMatrix=mMatrix;
+    #ifdef INSTANCING
+        #ifdef TEXINSTMAT
+            MOD_fmMatrix = texInstMat;
+        #endif
+        #ifndef TEXINSTMAT
+            MOD_fmMatrix = iMat;
+        #endif
+    #endif
+    MOD_normal_world=vec3(MOD_fmMatrix * vec4(norm, 0.0));
 #endif