diff --git a/src/lib/elements/forms/inputId.svelte b/src/lib/elements/forms/inputId.svelte
index ea1dc166b1..01659ac256 100644
--- a/src/lib/elements/forms/inputId.svelte
+++ b/src/lib/elements/forms/inputId.svelte
@@ -55,6 +55,6 @@
         class="u-cross-center u-line-height-1 u-color-text-gray"
         aria-hidden="true" />
     <span class="text u-line-height-1-5">
-        Allowed characters: alphanumeric, non-leading hyphen, underscore, period
+        Allowed characters: alphanumeric, non-leading hyphen
     </span>
 </div>