still trying to fix my own stupidity

addons/RD501_Helmets/mynock/config_macros.cpp

@@ -67,5 +67,5 @@
 		{\
 			scope = 2;\
 			displayName = [501st] MYN HELM ('##displayname##');\
-			hiddenSelectionsTextures[] = {macro_custom_helmet_textures##\Mynock\##texture};\
+			hiddenSelectionsTextures[] = {RD501_Helmets\_textures\Mynock\##texture};\
 		};