1 files changed, 5 insertions, 4 deletions
diff --git a/test/Builder/multi/different-environments.py b/test/Builder/multi/different-environments.py
index 9ce09b9..82b10ec 100644
--- a/test/Builder/multi/different-environments.py
+++ b/test/Builder/multi/different-environments.py
@@ -39,10 +39,11 @@ _python_ = TestSCons._python_
 test.write('build.py', r"""\
 import sys
 def build(num, target, source):
-    file = open(str(target), 'wb')
-    file.write('%s\n' % num)
-    for s in source:
-        file.write(open(str(s), 'rb').read())
+    with open(str(target), 'wb') as f:
+        f.write('%s\n' % num)
+        for s in source:
+            with open(str(s), 'rb') as infp:
+                f.write(infp.read())
 build(sys.argv[1],sys.argv[2],sys.argv[3:])
 """)