diff --git a/.gitignore b/.gitignore
index e8e5b2b..a593c96 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,3 +12,4 @@
 /base64-0.12.3.crate
 /base64-0.13.0.crate
 /base64-0.13.1.crate
+/base64-0.21.0.crate
diff --git a/README.md b/README.md
deleted file mode 100644
index ec81a02..0000000
--- a/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# rust-base64
-
-The rust-base64 package
\ No newline at end of file
diff --git a/base64-fix-metadata.diff b/base64-fix-metadata.diff
index 4bad64a..0f4cccd 100644
--- a/base64-fix-metadata.diff
+++ b/base64-fix-metadata.diff
@@ -1,12 +1,12 @@
---- base64-0.13.1/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ base64-0.13.1/Cargo.toml	2022-10-27T09:23:03.138999+00:00
-@@ -38,9 +38,6 @@
+--- base64-0.21.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ base64-0.21.0/Cargo.toml	2023-02-23T15:42:03.877114+00:00
+@@ -42,9 +42,6 @@
  name = "benchmarks"
  harness = false
  
 -[dev-dependencies.criterion]
--version = "=0.3.2"
+-version = "0.4.0"
 -
  [dev-dependencies.rand]
- version = "0.6.1"
- 
+ version = "0.8.5"
+ features = ["small_rng"]
diff --git a/rust-base64.spec b/rust-base64.spec
index fe8fb12..3cdf61b 100644
--- a/rust-base64.spec
+++ b/rust-base64.spec
@@ -1,23 +1,18 @@
-# Generated by rust2rpm 22
-%bcond_without check
+# Generated by rust2rpm 24
+# * missing dev-dependencies: rstest, rstest_reuse
+%bcond_with check
 %global debug_package %{nil}
 
 %global crate base64
 
 Name:           rust-base64
-Version:        0.13.1
+Version:        0.21.0
 Release:        %autorelease
 Summary:        Encodes and decodes base64 as bytes or utf8
 
-# Upstream license specification: MIT/Apache-2.0
 License:        MIT OR Apache-2.0
 URL:            https://crates.io/crates/base64
 Source:         %{crates_source}
-# Manually created patch for downstream crate metadata changes
-# * drop unused, benchmark-only criterion dev-dependency to speed up builds
-Patch:          base64-fix-metadata.diff
-
-ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging >= 21
 
diff --git a/sources b/sources
index dfd767b..d3fd26a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (base64-0.13.1.crate) = 1eb76aff9a84057f2ccb7082e9c57b015c2d71a28173089b02e7aacd09a7d311bedf0a943529611ada29f8d7b536d7ae4de256d98eee8450003a3a9a652bda4b
+SHA512 (base64-0.21.0.crate) = 60bcc157c6449a2160e083611e6d53e07bbff7db8cd550d9056cb804e99e990d4a20092ba4347306a3c6b6c42474a06d92cb3895125c50cef9b74cd3cbd83a2f