diff --git a/src/mesa/shader/arbprogparse.c b/src/mesa/shader/arbprogparse.c
index a080e7d..898be0f 100644
--- a/src/mesa/shader/arbprogparse.c
+++ b/src/mesa/shader/arbprogparse.c
@@ -3759,7 +3759,7 @@
    /* These are not supported at this time */
    if ((ctx->Extensions.ARB_vertex_blend ||
         ctx->Extensions.EXT_vertex_weighting)
-       && !enable_ext(ctx, id, "point_parameters"))
+       && !enable_ext(ctx, id, "vertex_blend"))
       return GL_FALSE;
    if (ctx->Extensions.ARB_matrix_palette
        && !enable_ext(ctx, id, "matrix_palette"))