diff --git a/app/main/routes.py b/app/main/routes.py
index f40c5b9..aab8ee9 100644
--- a/app/main/routes.py
+++ b/app/main/routes.py
@@ -127,13 +127,14 @@ def charge_agent_csv(agent_id):
         line_string = ",".join(line)
         csv_table.append(line_string)
     resp = make_response("\n".join(csv_table))
-    resp.headers['Content-Type'] = 'text/csv'
+    resp.headers['Content-Type'] = 'text/plain;charset=utf8'
     return resp
 
 
 @bp.route('/charge/agent/json/<agent_id>')
 @role_required('service')
 def charge_agent_json(agent_id):
-    resp = make_response(json.dumps(db_mgr.charges_by_agent_stacked(agent_id)))
+    stacked_charges = db_mgr.charges_by_agent_stacked(agent_id)
+    resp = make_response(json.dumps(stacked_charges))
     resp.headers['Content-Type'] = 'application/json'
     return resp
diff --git a/app/main/templates/agent.html b/app/main/templates/agent.html
index 9b05763..5b51c35 100644
--- a/app/main/templates/agent.html
+++ b/app/main/templates/agent.html
@@ -5,7 +5,7 @@
 {% endblock %}
 
 {% block content %}
-<div id="charge_div"></div>
+<div id="agent_projects_chart" class="charge_chart"></div>
 <table id="charge_table">
   <thead>
   <tr>
@@ -45,7 +45,7 @@
   const y = d3.scaleLinear()
       .range([height, 0]);
 
-  const svg = d3.select("#charge_div").append("svg")
+  const svg = d3.select("#agent_projects_chart").append("svg")
       .attr("id", "svg")
       .attr("width", width + margin.left + margin.right)
       .attr("height", height + margin.top + margin.bottom)
@@ -153,7 +153,7 @@
     // ----------------
     // Create a tooltip
     // ----------------
-    var tooltip = d3.select("#charge_div")
+    var tooltip = d3.select("#agent_projects_chart")
         .append("div")
         .style("opacity", 0)
         .attr("class", "tooltip")
--
libgit2 0.21.2