diff --git a/tests/qemu-iotests/259.out b/tests/qemu-iotests/259.out
index e27b9ff38d..1aaadfda4e 100644
--- a/tests/qemu-iotests/259.out
+++ b/tests/qemu-iotests/259.out
@@ -10,5 +10,5 @@ disk size: unavailable
 
 --- Testing creation for which the node would need to grow ---
 Formatting 'TEST_DIR/t.IMGFMT', fmt=qcow2 size=67108864 preallocation=metadata
-qemu-img: TEST_DIR/t.IMGFMT: Could not resize image: Image format driver does not support resize
+qemu-img: TEST_DIR/t.IMGFMT: Could not resize image: Cannot grow NBD nodes
 *** done