diff --git a/Parser/Python.asdl b/Parser/Python.asdl
index b0d383f..1b7e698 100644
--- a/Parser/Python.asdl
+++ b/Parser/Python.asdl
@@ -52,6 +52,7 @@
 	     | BinOp(expr left, operator op, expr right)
 	     | UnaryOp(unaryop op, expr operand)
 	     | Lambda(arguments args, expr body)
+	     | IfExp(expr test, expr body, expr orelse)
 	     | Dict(expr* keys, expr* values)
 	     | ListComp(expr elt, comprehension* generators)
 	     | GeneratorExp(expr elt, comprehension* generators)