diff --git a/src/CopyButton/CopyButton.svelte b/src/CopyButton/CopyButton.svelte
index 5891368e..c593b5ac 100644
--- a/src/CopyButton/CopyButton.svelte
+++ b/src/CopyButton/CopyButton.svelte
@@ -12,7 +12,7 @@
    * Specify the text to copy
    * @type {string}
    */
-  export let text = undefined;
+  export let text;
 
   /**
    * Override the default copy behavior of using the navigator.clipboard.writeText API to copy text