diff --git a/src/theme.scss b/src/theme.scss
index a48946219..200f2fdcc 100644
--- a/src/theme.scss
+++ b/src/theme.scss
@@ -142,6 +142,7 @@ input[type="checkbox"], input[type="radio"] {
     .tooltip-inner {
         max-width: 800px;
         white-space: nowrap;
+        overflow: hidden;
     }
 }