diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp
index 6dc9f5c4652fd2a33f91fcc427143e175622dcc7..86b1a8c9100c5094a32c6b36861881e636eb834a 100644
--- a/indra/newview/llviewershadermgr.cpp
+++ b/indra/newview/llviewershadermgr.cpp
@@ -135,7 +135,8 @@ LLGLSLShader			gLuminanceGatherProgram;
 GLint				gAvatarMatrixParam;
 
 LLViewerShaderMgr::LLViewerShaderMgr() :
-	mVertexShaderLevel(SHADER_COUNT, 0)
+	mVertexShaderLevel(SHADER_COUNT, 0),
+	mMaxAvatarShaderLevel(0)
 {	
 	/// Make sure WL Sky is the first program
 	mShaderList.push_back(&gWLSkyProgram);