diff --git a/include/osg/TemplatePrimitiveFunctor b/include/osg/TemplatePrimitiveFunctor
index 25d98ce19..cbf4ddfad 100644
--- a/include/osg/TemplatePrimitiveFunctor
+++ b/include/osg/TemplatePrimitiveFunctor
@@ -152,7 +152,7 @@ namespace osg {
                         this->operator()(*(vptr),*(vptr+1),_treatVertexDataAsTemporary);
                     break;
                 }
-                case(GL_LINE_STRIP_ADJACENCY_EXT): {
+                case(GL_LINE_STRIP_ADJACENCY): {
                     const Vec3* vlast = &_vertexArrayPtr[first+count-2];
                     for(const Vec3* vptr=&_vertexArrayPtr[first+1];vptr<vlast;vptr+=1)
                         this->operator()(*(vptr),*(vptr+1),_treatVertexDataAsTemporary);
@@ -248,7 +248,7 @@ namespace osg {
                                          _treatVertexDataAsTemporary);
                     break;
                 }
-                case(GL_LINE_STRIP_ADJACENCY_EXT): {
+                case(GL_LINE_STRIP_ADJACENCY): {
                     IndexPointer ilast = &indices[count-2];
                     for(IndexPointer  iptr=&indices[1];iptr<ilast;iptr+=1)
                         this->operator()(_vertexArrayPtr[*iptr],_vertexArrayPtr[*(iptr+1)],