diff --git a/tools/build_board_info.py b/tools/build_board_info.py
index ca080ac9cc..d05b80dde8 100755
--- a/tools/build_board_info.py
+++ b/tools/build_board_info.py
@@ -72,6 +72,7 @@ extension_by_board = {
     "ai_thinker_esp32-c3s": BIN,
     "microdev_micro_c3": BIN,
     # broadcom
+    "raspberrypi_zero": KERNEL_IMG,
     "raspberrypi_zero_w": KERNEL_IMG,
 }