diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/UpdateZapAmountDialog.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/UpdateZapAmountDialog.kt
index 13a509257..68ab2cfbd 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/UpdateZapAmountDialog.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/note/UpdateZapAmountDialog.kt
@@ -341,7 +341,14 @@ fun UpdateZapAmountContent(
 
             IconButton(
                 onClick = {
-                    clipboardManager.getText()?.let { postViewModel.copyFromClipboard(it.text) }
+                    val uri = clipboardManager.getText()?.text
+                    try {
+                        uri?.let {
+                            postViewModel.copyFromClipboard(it)
+                        }
+                    } catch (e: IllegalArgumentException) {
+                        accountViewModel.toastManager.toast(R.string.invalid_nip47_uri_title, R.string.invalid_nip47_uri_description)
+                    }
                 },
             ) {
                 Icon(
diff --git a/amethyst/src/main/res/values/strings.xml b/amethyst/src/main/res/values/strings.xml
index 56255f73e..ae582b165 100644
--- a/amethyst/src/main/res/values/strings.xml
+++ b/amethyst/src/main/res/values/strings.xml
@@ -787,6 +787,10 @@
 
     <string name="paste_from_clipboard">Paste from clipboard</string>
 
+    <string name="invalid_nip47_uri_title">Invalid NIP-47 URI</string>
+    <string name="invalid_nip47_uri_description">The URI %1$s is not a valid NIP-47 login URI.</string>
+
+
     <string name="language_description">For the App\'s Interface</string>
     <string name="theme_description">Dark, Light or System theme</string>
     <string name="automatically_load_images_gifs_description">Automatically load images and GIFs</string>