diff --git a/src/gallium/drivers/nouveau/nv50/nv50_screen.c b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
index de020fff654..09a898b4acf 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_screen.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_screen.c
@@ -269,7 +269,7 @@ nv50_init_screen_caps(struct nv50_screen *screen)
    caps->cull_distance = true;
    caps->shader_array_components = true;
    caps->legacy_math_rules = true;
-   caps->tgsi_tex_txf_lz = true;
+   caps->tgsi_tex_txf_lz = false;
    caps->shader_clock = true;
    caps->can_bind_const_buffer_as_vertex = true;
    caps->clear_scissored = true;
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index f1fce6395cc..ff8477353cd 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -318,7 +318,7 @@ nvc0_init_screen_caps(struct nvc0_screen *screen)
    caps->legacy_math_rules = true;
    caps->doubles = true;
    caps->int64 = true;
-   caps->tgsi_tex_txf_lz = true;
+   caps->tgsi_tex_txf_lz = false;
    caps->shader_clock = true;
    caps->compute = true;
    caps->can_bind_const_buffer_as_vertex = true;