diff --git a/contrib/process_linux_firmware.py b/contrib/process_linux_firmware.py
index ab005ee7..663f4ca7 100755
--- a/contrib/process_linux_firmware.py
+++ b/contrib/process_linux_firmware.py
@@ -172,7 +172,7 @@ def process_patch(mbox, num, remote):
     quiet_cmd(cmd)
 
     # apply the patch
-    cmd = ["b4", "shazam", "-m", "-"]
+    cmd = ["git", "am"]
     logging.debug("Running {}".format(cmd))
     p = subprocess.Popen(
         cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE