diff --git a/src/styles/widgets.css b/src/styles/widgets.css
index 2e79f89..c52835c 100644
--- a/src/styles/widgets.css
+++ b/src/styles/widgets.css
@@ -231,7 +231,7 @@ li.signal-legend::before {
 span.signal-unit {
     color: grey;
     font-style: italic;
-    font-weight: 50%;
+    font-weight: 200;
 }
 
 span.signal-unit::before {