1 files changed, 1 insertions, 1 deletions

diff --git a/bitbake/lib/bb/cookerdata.py b/bitbake/lib/bb/cookerdata.py
index 680f79a3ec..320bb5906c 100644
--- a/bitbake/lib/bb/cookerdata.py
+++ b/bitbake/lib/bb/cookerdata.py
@@ -369,7 +369,7 @@ class CookerDataBuilder(object):
                 parselog.critical("Undefined event handler function '%s'" % var)
                 sys.exit(1)
             handlerln = int(data.getVarFlag(var, "lineno", False))
-            bb.event.register(var, data.getVar(var, False),  (data.getVarFlag(var, "eventmask", True) or "").split(), handlerfn, handlerln)
+            bb.event.register(var, data.getVar(var, False),  (data.getVarFlag(var, "eventmask") or "").split(), handlerfn, handlerln)
 
         data.setVar('BBINCLUDED',bb.parse.get_file_depends(data))