diff --git a/src/flash_programmer.py b/src/flash_programmer.py
index 75c7334..d88ca6b 100644
--- a/src/flash_programmer.py
+++ b/src/flash_programmer.py
@@ -38,7 +38,7 @@ ProgressCallback = Callable[[str, str], None] | None
 
 # Keywords in program_flash output that indicate failure even with rc=0
 _FAIL_KEYWORDS = [
-    "uboot", "u-boot", "failed", "cannot", "abort",
+    "failed", "cannot", "abort",
     "invalid", "unsupported", "timeout",
 ]