diff --git a/.gitignore b/.gitignore
index 3fa364e..6fd182c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@
 /byte-unit-4.0.11.crate
 /byte-unit-4.0.12.crate
 /byte-unit-4.0.13.crate
+/byte-unit-4.0.14.crate
diff --git a/rust-byte-unit.spec b/rust-byte-unit.spec
index 53418a0..67fc3be 100644
--- a/rust-byte-unit.spec
+++ b/rust-byte-unit.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 18
+# Generated by rust2rpm 21
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate byte-unit
 
 Name:           rust-%{crate}
-Version:        4.0.13
+Version:        4.0.14
 Release:        %autorelease
 Summary:        Library for interaction with units of bytes
 
@@ -15,11 +15,8 @@ URL:            https://crates.io/crates/byte-unit
 Source:         %{crates_source}
 
 ExclusiveArch:  %{rust_arches}
-%if %{__cargo_skip_build}
-BuildArch:      noarch
-%endif
 
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 Library for interaction with units of bytes.}
@@ -32,13 +29,13 @@ 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
-%doc README.md
-%{cargo_registry}/%{crate}-%{version_no_tilde}/
+%license %{crate_instdir}/LICENSE
+%doc %{crate_instdir}/README.md
+%{crate_instdir}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -46,11 +43,11 @@ 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
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+serde-devel
 Summary:        %{summary}
@@ -58,11 +55,11 @@ BuildArch:      noarch
 
 %description -n %{name}+serde-devel %{_description}
 
-This package contains library source intended for building other packages
-which use "serde" feature of "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "serde" feature of the "%{crate}" crate.
 
 %files       -n %{name}+serde-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+std-devel
 Summary:        %{summary}
@@ -70,11 +67,11 @@ 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.
+This package contains library source intended for building other packages which
+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}+u128-devel
 Summary:        %{summary}
@@ -82,11 +79,11 @@ BuildArch:      noarch
 
 %description -n %{name}+u128-devel %{_description}
 
-This package contains library source intended for building other packages
-which use "u128" feature of "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "u128" feature of the "%{crate}" crate.
 
 %files       -n %{name}+u128-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 f384294..953e88a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (byte-unit-4.0.13.crate) = d100207e25d2a6e7a1677ba13703518bf157aef3a641020f9b569546fcf7d0405d73b8a9aaedcba812584537c0ee5d94a048e04673f49458626bd63274afe197
+SHA512 (byte-unit-4.0.14.crate) = 0f551029a1750b3576d2518f7198176bfc6bd0a98955af6935f6bc4144397b3ffabe22f39d56ab882f33997d907f135d9633c19ef8f29bf17517751fe2eefd34