Switch to intra rustdoc links
diff --git a/src/custom_punctuation.rs b/src/custom_punctuation.rs
index 8d7d444..62aa2ff 100644
--- a/src/custom_punctuation.rs
+++ b/src/custom_punctuation.rs
@@ -22,10 +22,10 @@
///
/// - Field access to its spans — `let spans = lrarrow.spans`
///
-/// [Peeking]: parse/struct.ParseBuffer.html#method.peek
-/// [Parsing]: parse/struct.ParseBuffer.html#method.parse
-/// [Printing]: https://docs.rs/quote/0.6/quote/trait.ToTokens.html
-/// [`Span`]: https://docs.rs/proc-macro2/0.4/proc_macro2/struct.Span.html
+/// [Peeking]: parse::ParseBuffer::peek
+/// [Parsing]: parse::ParseBuffer::parse
+/// [Printing]: quote::ToTokens
+/// [`Span`]: proc_macro2::Span
///
/// # Example
///