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-rw-r--r--compiler/rustc_builtin_macros/src/assert.rs4
-rw-r--r--library/core/src/macros/mod.rs2
2 files changed, 3 insertions, 3 deletions
diff --git a/compiler/rustc_builtin_macros/src/assert.rs b/compiler/rustc_builtin_macros/src/assert.rs
index f82269c4eee..93ba54da342 100644
--- a/compiler/rustc_builtin_macros/src/assert.rs
+++ b/compiler/rustc_builtin_macros/src/assert.rs
@@ -29,11 +29,11 @@ pub fn expand_assert<'cx>(
 
     let panic_call = if let Some(tokens) = custom_message {
         let path = if span.rust_2021() {
-            // On edition 2021, we always call `$crate::panic!()`.
+            // On edition 2021, we always call `$crate::panic::panic_2021!()`.
             Path {
                 span: sp,
                 segments: cx
-                    .std_path(&[sym::panic])
+                    .std_path(&[sym::panic, sym::panic_2021])
                     .into_iter()
                     .map(|ident| PathSegment::from_ident(ident))
                     .collect(),
diff --git a/library/core/src/macros/mod.rs b/library/core/src/macros/mod.rs
index 10d30609aca..6a7e4b2ba25 100644
--- a/library/core/src/macros/mod.rs
+++ b/library/core/src/macros/mod.rs
@@ -1234,7 +1234,7 @@ pub(crate) mod builtin {
     #[rustc_builtin_macro]
     #[macro_export]
     #[rustc_diagnostic_item = "assert_macro"]
-    #[allow_internal_unstable(core_panic)]
+    #[allow_internal_unstable(core_panic, edition_panic)]
     macro_rules! assert {
         ($cond:expr $(,)?) => {{ /* compiler built-in */ }};
         ($cond:expr, $($arg:tt)+) => {{ /* compiler built-in */ }};