1 files changed, 1 insertions, 1 deletions

diff --git a/bitbake/lib/bb/parse/ast.py b/bitbake/lib/bb/parse/ast.py
index a3990e5b3e..7020940df9 100644
--- a/bitbake/lib/bb/parse/ast.py
+++ b/bitbake/lib/bb/parse/ast.py
@@ -347,7 +347,7 @@ def finalize(fn, d, variant = None):
         if not handlerfn:
             bb.fatal("Undefined event handler function '%s'" % var)
         handlerln = int(d.getVarFlag(var, "lineno", False))
-        bb.event.register(var, d.getVar(var, False), (d.getVarFlag(var, "eventmask", True) or "").split(), handlerfn, handlerln)
+        bb.event.register(var, d.getVar(var, False), (d.getVarFlag(var, "eventmask") or "").split(), handlerfn, handlerln)
 
     bb.event.fire(bb.event.RecipePreFinalise(fn), d)