diff --git a/WFObj.cc b/WFObj.cc
index ef511c1..3777c09 100644
--- a/WFObj.cc
+++ b/WFObj.cc
@@ -552,6 +552,7 @@ void WFMtl::renderEnd(const string & mtlname)
 		cout << " glPopAttrib()" << endl;
 #endif
 		glPopAttrib();
+		m_attributesPushed = false;
 	}
 }