diff --git a/compiler/rustc_parse/src/parser/tests.rs b/compiler/rustc_parse/src/parser/tests.rs
index cb8e8d309887b..678b34f25f30a 100644
--- a/compiler/rustc_parse/src/parser/tests.rs
+++ b/compiler/rustc_parse/src/parser/tests.rs
@@ -1186,8 +1186,7 @@ fn string_to_tts_1() {
                         token::Ident(sym::i32, IdentIsRaw::No),
                         sp(8, 11),
                     ),
-                ])
-                .into(),
+                ]),
             ),
             TokenTree::Delimited(
                 DelimSpan::from_pair(sp(13, 14), sp(18, 19)),
@@ -1203,8 +1202,7 @@ fn string_to_tts_1() {
                     ),
                     // `Alone` because the `;` is followed by whitespace.
                     TokenTree::token_alone(token::Semi, sp(16, 17)),
-                ])
-                .into(),
+                ]),
             ),
         ]);