diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index df1e7e11759a718ad420e0591bd4fa188543c1f8..4aee0b19a88da6b02147aa7a170b0d475a472788 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -6695,7 +6695,7 @@ U32 LLVolumeGeometryManager::genDrawInfo(LLSpatialGroup* group, U32 mask, LLFace
 				}
 				else if (facep->canRenderAsMask())
 				{
-					if (te->getFullbright() || LLPipeline::sNoAlpha)
+					if (te->getFullbright() || (fullbright && hud_group) || LLPipeline::sNoAlpha)
 					{
 						registerFace(group, facep, LLRenderPass::PASS_FULLBRIGHT_ALPHA_MASK);
 					}