diff --git a/indra/newview/app_settings/shaders/class1/deferred/rlvFLegacy.glsl b/indra/newview/app_settings/shaders/class1/deferred/rlvFLegacy.glsl
index fce37c24be..e32e70d6df 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/rlvFLegacy.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/rlvFLegacy.glsl
@@ -16,6 +16,8 @@
 
 #extension GL_ARB_texture_rectangle : enable
 
+/*[EXTRA_CODE_HERE]*/
+
 #ifdef DEFINE_GL_FRAGCOLOR
 	out vec4 frag_color;
 #else