diff --git a/.gitignore b/.gitignore
index 74c1a17..35d637a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,3 +26,4 @@
 /crossbeam-utils-0.8.18.crate
 /crossbeam-utils-0.8.19.crate
 /crossbeam-utils-0.8.20.crate
+/crossbeam-utils-0.8.21.crate
diff --git a/crossbeam-utils-fix-metadata-auto.diff b/crossbeam-utils-fix-metadata-auto.diff
index 2c351cf..ce9a668 100644
--- a/crossbeam-utils-fix-metadata-auto.diff
+++ b/crossbeam-utils-fix-metadata-auto.diff
@@ -1,6 +1,6 @@
---- crossbeam-utils-0.8.20/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ crossbeam-utils-0.8.20/Cargo.toml	2024-06-11T13:55:56.769741+00:00
-@@ -42,10 +42,7 @@
+--- crossbeam-utils-0.8.21/Cargo.toml	1970-01-01T00:00:01+00:00
++++ crossbeam-utils-0.8.21/Cargo.toml	2024-12-15T19:16:25.064716+00:00
+@@ -80,10 +80,6 @@
  nightly = []
  std = []
  
@@ -8,7 +8,11 @@
 -version = "0.7.1"
 -optional = true
 -
- [lints.rust.unexpected_cfgs]
- level = "warn"
- priority = 0
+ [lints.clippy.declare_interior_mutable_const]
+ level = "allow"
+ priority = 1
+@@ -99,3 +95,4 @@
+     "cfg(crossbeam_loom)",
+     "cfg(crossbeam_sanitize)",
+ ]
 +
diff --git a/rust-crossbeam-utils.spec b/rust-crossbeam-utils.spec
index 2674ca7..1c75aac 100644
--- a/rust-crossbeam-utils.spec
+++ b/rust-crossbeam-utils.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 26
-%bcond_without check
+# Generated by rust2rpm 27
+%bcond check 1
 %global debug_package %{nil}
 
 %global crate crossbeam-utils
 
 Name:           rust-crossbeam-utils
-Version:        0.8.20
+Version:        0.8.21
 Release:        %autorelease
 Summary:        Utilities for concurrent programming
 
diff --git a/sources b/sources
index a77f946..1c81b98 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (crossbeam-utils-0.8.20.crate) = 7175eadf9fa7c526fa11ff87e40ff203f0e7a4bcec15cb972f924f3c7ff7cc20b6e2e8dbbc1ede142a0207cd2baa4f446deb25d825d28a54cbd25c263701bfaa
+SHA512 (crossbeam-utils-0.8.21.crate) = 6f4aa7ca10c20da291c4714b56ceb1fab1c06b03b2f4e28e474e9aeb95ab6615a25462dc7819713652c3b5f6a06fa0f24ebc92c533fcf35dfcf2655857d975f8