diff --git a/src/mesa/drivers/dri/sis/sis_context.c b/src/mesa/drivers/dri/sis/sis_context.c
index e580a405f04..cdf9257b5e3 100644
--- a/src/mesa/drivers/dri/sis/sis_context.c
+++ b/src/mesa/drivers/dri/sis/sis_context.c
@@ -120,6 +120,7 @@ sisCreateContext( const __GLcontextModes *glVisual,
     * (the texture functions are especially important)
     */
    _mesa_init_driver_functions(&functions);
+   sisInitDriverFuncs(&functions);
    sisInitTextureFuncs(&functions);
 
    /* Allocate the Mesa context */