diff --git a/indra/llrender/llrender.cpp b/indra/llrender/llrender.cpp
index fb153a6e3b6bea96d863f73ed6d92d444b9a137d..0a1053abc2828af475e3d7e0b5345df0fadaedd3 100644
--- a/indra/llrender/llrender.cpp
+++ b/indra/llrender/llrender.cpp
@@ -764,6 +764,9 @@ LLRender::LLRender()
 	mCurrAlphaFunc = CF_DEFAULT;
 	mCurrAlphaFuncVal = 0.01f;
 	mCurrSceneBlendType = BT_ALPHA;
+
+	mCurrBlendSFactor = BF_ONE;
+	mCurrBlendDFactor = BF_ZERO;
 }
 
 LLRender::~LLRender()