diff --git a/views/users/users.jade b/views/users/users.jade
index 3f9b3bc..f89ef18 100644
--- a/views/users/users.jade
+++ b/views/users/users.jade
@@ -21,7 +21,7 @@ block content
                 .range([0,w]);
 
             var y = d3.scale.linear()
-                .domain([0,100])
+                .domain([0,d3.max([#{chanFreq}])])
                 .rangeRound([0,h]);
 
             var chart = d3.select($("#chanFreqChart")[0]).append("svg")