diff --git a/GL/mesa/tnl/Makefile.am b/GL/mesa/tnl/Makefile.am
index 2da0d91aa..a9b85ac46 100644
--- a/GL/mesa/tnl/Makefile.am
+++ b/GL/mesa/tnl/Makefile.am
@@ -9,6 +9,7 @@ INCLUDES = -I@MESA_SOURCE@/include \
            -I../main \
            -I../math \
            -I../shader \
+           -I../shader/slang \
            -I../swrast \
            -I../swrast_setup \
            -I../tnl \
@@ -24,6 +25,7 @@ nodist_libtnl_la_SOURCES = t_array_api.c \
                       t_save_playback.c \
                       t_vb_arbprogram.c \
                       t_vb_arbprogram_sse.c \
+                      t_vb_arbshader.c \
                       t_vb_cull.c \
                       t_vb_fog.c \
                       t_vb_light.c \
diff --git a/GL/symlink-mesa.sh b/GL/symlink-mesa.sh
index 29aeeb481..eb9564ff2 100755
--- a/GL/symlink-mesa.sh
+++ b/GL/symlink-mesa.sh
@@ -337,6 +337,7 @@ symlink_mesa_tnl() {
     action t_vb_arbprogram.c
     action t_vb_arbprogram.h
     action t_vb_arbprogram_sse.c
+    action t_vb_arbshader.c
     action t_vb_cliptmp.h
     action t_vb_cull.c
     action t_vb_fog.c