diff --git a/Configure b/Configure
index b97635fd7ed2c23a498551b4abcbf01637dcf504..7db4330aaf00599a1309855c145ec005faa85b01 100755
--- a/Configure
+++ b/Configure
@@ -588,6 +588,8 @@ while (<IN>)
 	else
 		{ print OUT $_; }
 	}
+close(IN);
+close(OUT);
 
 # Fix the date