diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 7883edbe75e..b6eddb43d3f 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -406,6 +406,7 @@ nv50_surface_from_miptree(struct nv50_miptree *mt,
    pipe_resource_reference(&ps->texture, &mt->base.base);
 
    ps->format = templ->format;
+   ps->writable = templ->writable;
    ps->u.tex.level = templ->u.tex.level;
    ps->u.tex.first_layer = templ->u.tex.first_layer;
    ps->u.tex.last_layer = templ->u.tex.last_layer;
diff --git a/src/gallium/drivers/nv50/nv50_resource.c b/src/gallium/drivers/nv50/nv50_resource.c
index d5c330decc4..43c6998da3e 100644
--- a/src/gallium/drivers/nv50/nv50_resource.c
+++ b/src/gallium/drivers/nv50/nv50_resource.c
@@ -43,6 +43,7 @@ nv50_surface_from_buffer(struct pipe_context *pipe,
    pipe_resource_reference(&sf->base.texture, pbuf);
 
    sf->base.format = templ->format;
+   sf->base.writable = templ->writable;
    sf->base.u.buf.first_element = templ->u.buf.first_element;
    sf->base.u.buf.last_element = templ->u.buf.last_element;