diff --git a/frontend/stylesheet.css b/frontend/stylesheet.css
index a42367f..fb4556b 100644
--- a/frontend/stylesheet.css
+++ b/frontend/stylesheet.css
@@ -65,5 +65,5 @@ body {
 }
 
 .flot-tick-label {
-  color: white;
+  fill: white;
 }