diff --git a/.gitignore b/.gitignore
index 1bb66a4..a2879e8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /rend-0.3.4.crate
 /rend-0.3.5.crate
 /rend-0.3.6.crate
+/rend-0.4.0.crate
diff --git a/README.md b/README.md
deleted file mode 100644
index 585d067..0000000
--- a/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# rust-rend
-
-The rust-rend package
diff --git a/rust-rend.spec b/rust-rend.spec
index a8edd91..e7249c7 100644
--- a/rust-rend.spec
+++ b/rust-rend.spec
@@ -1,22 +1,19 @@
-# Generated by rust2rpm 20
+# Generated by rust2rpm 24
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate rend
 
-Name:           rust-%{crate}
-Version:        0.3.6
+Name:           rust-rend
+Version:        0.4.0
 Release:        %autorelease
 Summary:        Endian-aware primitives for Rust
 
-# Upstream license specification: MIT
 License:        MIT
 URL:            https://crates.io/crates/rend
 Source:         %{crates_source}
 
-ExclusiveArch:  %{rust_arches}
-
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 Endian-aware primitives for Rust.}
@@ -30,12 +27,13 @@ BuildArch:      noarch
 %description    devel %{_description}
 
 This package contains library source intended for building other packages which
-use "%{crate}" crate.
+use the "%{crate}" crate.
 
 %files          devel
-%license LICENSE
-%doc README.md crates-io.md
-%{cargo_registry}/%{crate}-%{version_no_tilde}/
+%license %{crate_instdir}/LICENSE
+%doc %{crate_instdir}/README.md
+%doc %{crate_instdir}/crates-io.md
+%{crate_instdir}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -44,10 +42,10 @@ 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.
+use the "default" feature of the "%{crate}" crate.
 
 %files       -n %{name}+default-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+bytecheck-devel
 Summary:        %{summary}
@@ -56,10 +54,10 @@ BuildArch:      noarch
 %description -n %{name}+bytecheck-devel %{_description}
 
 This package contains library source intended for building other packages which
-use "bytecheck" feature of "%{crate}" crate.
+use the "bytecheck" feature of the "%{crate}" crate.
 
 %files       -n %{name}+bytecheck-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+std-devel
 Summary:        %{summary}
@@ -68,10 +66,10 @@ BuildArch:      noarch
 %description -n %{name}+std-devel %{_description}
 
 This package contains library source intended for building other packages which
-use "std" feature of "%{crate}" crate.
+use the "std" feature of the "%{crate}" crate.
 
 %files       -n %{name}+std-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+validation-devel
 Summary:        %{summary}
@@ -80,10 +78,10 @@ BuildArch:      noarch
 %description -n %{name}+validation-devel %{_description}
 
 This package contains library source intended for building other packages which
-use "validation" feature of "%{crate}" crate.
+use the "validation" feature of the "%{crate}" crate.
 
 %files       -n %{name}+validation-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
diff --git a/sources b/sources
index c7cdcec..ca7d781 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (rend-0.3.6.crate) = 348c4e11373d80fead2db69556621f7291f4179c137b914e8acab1dae62e3bd7e2b5bd74f39aa93b732d30ed45f4f26012620abb90a8aedaa898d9a0378c807d
+SHA512 (rend-0.4.0.crate) = 81760a50e9957bad30e0c0a02c6be8a26700c87f712e8f8e841be9fa7390cc047e67699f1815021b943a50e570729b0ab16c86f13e5e35cf471432f2760841ee