diff --git a/bitbake/bin/bitbake-worker b/bitbake/bin/bitbake-worker
index 6580078aff..b438d98dc9 100755
--- a/bitbake/bin/bitbake-worker
+++ b/bitbake/bin/bitbake-worker
@@ -9,6 +9,7 @@ import logging
 import bb
 import select
 import errno
+import signal
 
 # Users shouldn't be running this code directly
 if len(sys.argv) != 2 or sys.argv[1] != "decafbad":