From 088a798e7a546755537cb9082b440f17d64d6bdf Mon Sep 17 00:00:00 2001
From: Klaas Hoekema <khoekema@azavea.com>
Date: Thu, 11 Jul 2019 23:27:11 -0400
Subject: [PATCH] Fix typo in 'split_env' error message

Signed-off-by: Klaas Hoekema <khoekema@azavea.com>
---
 compose/config/environment.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compose/config/environment.py b/compose/config/environment.py
index e72c88231..696356f32 100644
--- a/compose/config/environment.py
+++ b/compose/config/environment.py
@@ -26,7 +26,7 @@ def split_env(env):
         key = env
     if re.search(r'\s', key):
         raise ConfigurationError(
-            "environment variable name '{}' may not contains whitespace.".format(key)
+            "environment variable name '{}' may not contain whitespace.".format(key)
         )
     return key, value