diff --git a/src/gallium/drivers/nv50/nv50_miptree.c b/src/gallium/drivers/nv50/nv50_miptree.c
index 486b368ae98..311e1e9097d 100644
--- a/src/gallium/drivers/nv50/nv50_miptree.c
+++ b/src/gallium/drivers/nv50/nv50_miptree.c
@@ -154,6 +154,9 @@ nv50_miptree_create(struct pipe_screen *pscreen,
    case PIPE_FORMAT_R32G32B32_FLOAT:
       tile_flags = 0x7400;
       break;
+   case PIPE_FORMAT_Z32_FLOAT:
+      tile_flags = 0x4000;
+      break;
    case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED:
       tile_flags = 0x6000;
       break;
diff --git a/src/gallium/drivers/nvc0/nvc0_miptree.c b/src/gallium/drivers/nvc0/nvc0_miptree.c
index bced3245524..972b9a2f506 100644
--- a/src/gallium/drivers/nvc0/nvc0_miptree.c
+++ b/src/gallium/drivers/nvc0/nvc0_miptree.c
@@ -168,6 +168,9 @@ nvc0_miptree_create(struct pipe_screen *pscreen,
       tile_flags = 0xf900; /* MSAA 4 */
       tile_flags = 0xfe00; /* NORMAL */
       break;
+   case PIPE_FORMAT_Z32_FLOAT:
+      tile_flags = 0x7b00;
+      break;
    case PIPE_FORMAT_Z32_FLOAT_S8X24_USCALED:
       tile_flags = 0xce00; /* COMPRESSED */
       tile_flags = 0xcf00; /* MSAA 2, COMPRESSED */