diff --git a/dist/game-server.js b/dist/game-server.js
index edbabf9..54ee875 100644
--- a/dist/game-server.js
+++ b/dist/game-server.js
@@ -274,7 +274,7 @@ class ServerHistory {
             'chdlp=t',
             'chdls=' + e('ffffff,8'),
             'chxt=' + e('x,y'),
-            'chxs=' + e('0,ffffff,12|1,ffffff,15'),
+            'chxs=' + e('0,ffffff,12,s|1,ffffff,15'),
             'chds=a',
             'chd=' + e('t:' + avg.join(',') + '|' + max.join(',')),
             'chl=' + e(values.join('|')),
diff --git a/src/game-server.ts b/src/game-server.ts
index 22792f7..6397509 100644
--- a/src/game-server.ts
+++ b/src/game-server.ts
@@ -350,7 +350,7 @@ class ServerHistory {
             'chdlp=t', // label position
             'chdls=' + e('ffffff,8'), // label style
             'chxt=' + e('x,y'), // displayed axis
-            'chxs=' + e('0,ffffff,12|1,ffffff,15'), // axis styles
+            'chxs=' + e('0,ffffff,12,s|1,ffffff,15'), // axis styles
             'chds=a', // scaling
             'chd=' + e('t:' + avg.join(',') + '|' + max.join(',')), // data
             'chl=' + e(values.join('|')), // data labels