--- loncom/cgi/plot.gif	2007/08/28 23:42:05	1.13
+++ loncom/cgi/plot.gif	2013/08/14 00:38:55	1.14
@@ -1,6 +1,6 @@
 #!/usr/bin/perl
 #
-# $Id: plot.gif,v 1.13 2007/08/28 23:42:05 albertel Exp $
+# $Id: plot.gif,v 1.14 2013/08/14 00:38:55 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -67,7 +67,7 @@ Content-type: text/html
 
 END
     if (! system ("gnuplot $filename")) {
-        print "<h2>An error occured.</h2>\n".
+        print "<h2>An error occurred.</h2>\n".
             "I am not going to tell you about it as I have not bothered ".
             "to figure out how to get you the error text.\n";
     } else {