diff --git a/engine/gl/gl_shader.c b/engine/gl/gl_shader.c
index 177eb59c4..98f94a089 100644
--- a/engine/gl/gl_shader.c
+++ b/engine/gl/gl_shader.c
@@ -5478,7 +5478,7 @@ done:;
 			{T_GEN_LOWEROVERLAY,	SHADER_HASTOPBOTTOM},	//6
 			{T_GEN_FULLBRIGHT,		SHADER_HASFULLBRIGHT},	//7
 			{T_GEN_PALETTED,		SHADER_HASPALETTED},	//8
-			{T_GEN_REFLECTCUBE,		0},						//9
+			{T_GEN_REFLECTCUBE,		SHADER_HASREFLECTCUBE},	//9
 			{T_GEN_REFLECTMASK,		0},						//10
 			{T_GEN_DISPLACEMENT,	SHADER_HASDISPLACEMENT},//11
 			{T_GEN_OCCLUSION,		0},						//12