diff --git a/gmap.py b/gmap.py
index 7cf832e..5578f30 100755
--- a/gmap.py
+++ b/gmap.py
@@ -15,7 +15,7 @@ helptext = """
 def main():
     parser = OptionParser(usage=helptext)
     parser.add_option("-p", "--processes", dest="procs", help="How many chunks to render in parallel. A good number for this is 1 more than the number of cores in your computer. Default 2", default=2, action="store", type="int")
-    parser.add_option("-c", "--cachelife", dest="cachelife", help="How many minutes a tile will be considered valid by the web browser before it fetches a new copy. Used if you have a crontab or similar running this every once in a while. Default is 24 hours.", default=1440, action="store", type="int")
+    parser.add_option("-c", "--cachelife", dest="cachelife", help="How many minutes a tile will be considered valid by the web browser before it fetches a new copy. Used if you have a crontab or similar running this every once in a while. Default is 24 hours.", default=0, action="store", type="int")
 
     options, args = parser.parse_args()
 
diff --git a/template.html b/template.html
index 4d86b25..e5eee0d 100644
--- a/template.html
+++ b/template.html
@@ -35,8 +35,10 @@
         }
       }
       url = url + '.' + config.fileExt;
-      var d = new Date();
-      url += '?c=' + Math.floor(d.getTime() / (1000 * 60 * config.cacheMinutes));
+      if(config.cacheMinutes > 0) {
+        var d = new Date();
+        url += '?c=' + Math.floor(d.getTime() / (1000 * 60 * config.cacheMinutes));
+      }
       return(url);
     },
     tileSize: new google.maps.Size(config.tileSize, config.tileSize),