From eb534f64121a38ba0951a6fa3d9ee85aac33213c Mon Sep 17 00:00:00 2001
From: Ian Foote <ian@feete.org>
Date: Thu, 7 May 2015 23:14:52 +0100
Subject: [PATCH] [1.8.x] Fixed typo in docs/ref/models/expressions.txt

Backport of 756a7272529bb014b9543f4a169e9c8abd2a0a4b from master
---
 docs/ref/models/expressions.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/ref/models/expressions.txt b/docs/ref/models/expressions.txt
index f592bc3c1e..8d6ed19da1 100644
--- a/docs/ref/models/expressions.txt
+++ b/docs/ref/models/expressions.txt
@@ -593,7 +593,7 @@ to play nice with other query expressions::
     def get_source_expressions(self):
         return self.expressions
 
-    def set_source_expressions(expressions):
+    def set_source_expressions(self, expressions):
         self.expressions = expressions
 
 Let's see how it works::