diff --git a/packages/backend-rs/src/misc/nyaify.rs b/packages/backend-rs/src/misc/nyaify.rs
index e9c5f414ca..1fcce19cef 100644
--- a/packages/backend-rs/src/misc/nyaify.rs
+++ b/packages/backend-rs/src/misc/nyaify.rs
@@ -6,7 +6,7 @@ use regex::{Captures, Regex};
 /// Converts the given text into the cat language.
 ///
 /// refs:
-/// * <https://misskey-hub.net/ns/#isCat>
+/// * <https://misskey-hub.net/ns#isCat>
 /// * <https://firefish.dev/ns#speakAsCat>
 ///
 /// # Arguments