diff --git a/.gitignore b/.gitignore
index 2361d25..22bd19c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@
 /miniz_oxide-0.3.7.crate
 /miniz_oxide-0.4.3.crate
 /miniz_oxide-0.4.4.crate
+/miniz_oxide-0.5.3.crate
diff --git a/rust-miniz_oxide.spec b/rust-miniz_oxide.spec
index f6d5f88..e99008d 100644
--- a/rust-miniz_oxide.spec
+++ b/rust-miniz_oxide.spec
@@ -1,25 +1,21 @@
-# Generated by rust2rpm 16
+# Generated by rust2rpm 22
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate miniz_oxide
 
-Name:           rust-%{crate}
-Version:        0.4.4
+Name:           rust-miniz_oxide
+Version:        0.5.3
 Release:        %autorelease
 Summary:        DEFLATE compression and decompression library rewritten in Rust based on miniz
 
-# Upstream license specification: MIT OR Zlib OR Apache-2.0
-License:        MIT or zlib or ASL 2.0
+License:        MIT OR Zlib OR Apache-2.0
 URL:            https://crates.io/crates/miniz_oxide
 Source:         %{crates_source}
 
 ExclusiveArch:  %{rust_arches}
-%if %{__cargo_skip_build}
-BuildArch:      noarch
-%endif
 
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 DEFLATE compression and decompression library rewritten in Rust based on miniz.}
@@ -32,13 +28,16 @@ BuildArch:      noarch
 
 %description    devel %{_description}
 
-This package contains library source intended for building other packages
-which use "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "%{crate}" crate.
 
 %files          devel
-%license LICENSE LICENSE-APACHE.md LICENSE-MIT.md LICENSE-ZLIB.md
-%doc Readme.md
-%{cargo_registry}/%{crate}-%{version_no_tilde}/
+%license %{crate_instdir}/LICENSE
+%license %{crate_instdir}/LICENSE-APACHE.md
+%license %{crate_instdir}/LICENSE-MIT.md
+%license %{crate_instdir}/LICENSE-ZLIB.md
+%doc %{crate_instdir}/Readme.md
+%{crate_instdir}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -46,28 +45,14 @@ BuildArch:      noarch
 
 %description -n %{name}+default-devel %{_description}
 
-This package contains library source intended for building other packages
-which use "default" feature of "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "default" feature of the "%{crate}" crate.
 
 %files       -n %{name}+default-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
-
-%package     -n %{name}+no_extern_crate_alloc-devel
-Summary:        %{summary}
-BuildArch:      noarch
-
-%description -n %{name}+no_extern_crate_alloc-devel %{_description}
-
-This package contains library source intended for building other packages
-which use "no_extern_crate_alloc" feature of "%{crate}" crate.
-
-%files       -n %{name}+no_extern_crate_alloc-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
-# remove executable bit from build.rs, which breaks brp-mangle-shebangs
-chmod -x build.rs
 %cargo_prep
 
 %generate_buildrequires
diff --git a/.rust2rpm.conf b/rust2rpm.conf
similarity index 79%
rename from .rust2rpm.conf
rename to rust2rpm.conf
index 86bc300..f49a81e 100644
--- a/.rust2rpm.conf
+++ b/rust2rpm.conf
@@ -3,4 +3,6 @@ unwanted-features =
   alloc
   compiler_builtins
   core
+  simd-adler32
   rustc-dep-of-std
+  simd
diff --git a/sources b/sources
index 7488687..badca0e 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (miniz_oxide-0.4.4.crate) = 2c6e484a8a53c6b1fb84e2bf9518919e6e5ba84e7716c0bb8e33b53dc0d3432c35f28f19c18368e27c94f6df66b7674f514ef889cf1b19f546bedfb6e6ebaf6f
+SHA512 (miniz_oxide-0.5.3.crate) = cc2971ee2a2e891cdb05c1942f533b11a557199421910266ec2e4848a16dfe6882f1c08843035443935d695882720402356b4df4a50ed131a8f5fcc0591a72c5