diff --git a/paper-checkbox.html b/paper-checkbox.html
index 3c1fe98..eabfc50 100644
--- a/paper-checkbox.html
+++ b/paper-checkbox.html
@@ -187,6 +187,7 @@
         white-space: normal;
         line-height: normal;
         color: var(--paper-checkbox-label-color, var(--primary-text-color));
+        width: calc(100% - var(--paper-checkbox-size) - var(--paper-checkbox-label-spacing));
         @apply(--paper-checkbox-label);
       }