diff --git a/.gitignore b/.gitignore
index 793f00b..8bb4c9d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /zopfli-0.4.0.crate
+/zopfli-0.5.0.crate
diff --git a/rust-zopfli.spec b/rust-zopfli.spec
index e04b6f7..1c5c6ea 100644
--- a/rust-zopfli.spec
+++ b/rust-zopfli.spec
@@ -1,10 +1,10 @@
-# Generated by rust2rpm 17
+# Generated by rust2rpm 20
 %bcond_without check
 
 %global crate zopfli
 
 Name:           rust-%{crate}
-Version:        0.4.0
+Version:        0.5.0
 Release:        %autorelease
 Summary:        Rust implementation of a compression algorithm
 
@@ -12,11 +12,11 @@ Summary:        Rust implementation of a compression algorithm
 License:        ASL 2.0
 URL:            https://crates.io/crates/zopfli
 Source:         %{crates_source}
+# Initial patched metadata
+# Downgrade typed-arena to version 1.7
+Patch0:         zopfli-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
-%if %{__cargo_skip_build}
-BuildArch:      noarch
-%endif
 
 BuildRequires:  rust-packaging
 
@@ -25,7 +25,6 @@ Rust implementation of the Zopfli compression algorithm.}
 
 %description %{_description}
 
-%if ! %{__cargo_skip_build}
 %package     -n %{crate}
 Summary:        %{summary}
 # MIT
@@ -38,9 +37,8 @@ License:        MIT and ASL 2.0 and Unlicense and zlib
 
 %files       -n %{crate}
 %license COPYING
-%doc README.md
-%{_bindir}/zopfli-rs
-%endif
+%doc CONTRIBUTING.md CONTRIBUTORS README.md
+%{_bindir}/zopfli
 
 %package        devel
 Summary:        %{summary}
@@ -53,7 +51,7 @@ which use "%{crate}" crate.
 
 %files          devel
 %license COPYING
-%doc README.md
+%doc CONTRIBUTING.md CONTRIBUTORS README.md
 %{cargo_registry}/%{crate}-%{version_no_tilde}/
 
 %package     -n %{name}+default-devel
@@ -62,8 +60,8 @@ 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 "default" feature of "%{crate}" crate.
 
 %files       -n %{name}+default-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -80,7 +78,6 @@ which use "default" feature of "%{crate}" crate.
 
 %install
 %cargo_install
-mv %{buildroot}/usr/bin/zopfli %{buildroot}/usr/bin/zopfli-rs
 
 %if %{with check}
 %check
diff --git a/sources b/sources
index b6e5026..a5255e9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (zopfli-0.4.0.crate) = dbd231667d7550662f22a2a3e12774e2bf196b076f64dfdd5d914373356ead15c9b641983091bcae4bdd8f22128118c3933277b378caa9eac4f1074457957522
+SHA512 (zopfli-0.5.0.crate) = f8ea69c3aea08a53851e177e3579c46076271d28f6fe2da55ebd46a5f6d918afd084c0dc372313f4a06798ceb35adb577ce30bf272f273b842ba95172be3c9ec
diff --git a/zopfli-fix-metadata.diff b/zopfli-fix-metadata.diff
new file mode 100644
index 0000000..487f6ef
--- /dev/null
+++ b/zopfli-fix-metadata.diff
@@ -0,0 +1,8 @@
+--- zopfli-0.5.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ zopfli-0.5.0/Cargo.toml	2022-01-17T22:21:57.128813+00:00
+@@ -35,4 +35,4 @@
+ version = "2"
+ 
+ [dependencies.typed-arena]
+-version = "2"
++version = "1.7"