diff --git a/.gitignore b/.gitignore
index 89c9715..3e80de6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,3 @@
 /vergen-5.1.14.crate
 /vergen-5.1.15.crate
 /vergen-5.1.17.crate
-/vergen-5.2.0.crate
diff --git a/rust-vergen.spec b/rust-vergen.spec
index cc5dfbc..c5d6917 100644
--- a/rust-vergen.spec
+++ b/rust-vergen.spec
@@ -1,4 +1,4 @@
-# Generated by rust2rpm 20
+# Generated by rust2rpm 18
 # * test files and git repository data are not shipped with published crates
 %bcond_with check
 %global debug_package %{nil}
@@ -6,7 +6,7 @@
 %global crate vergen
 
 Name:           rust-%{crate}
-Version:        5.2.0
+Version:        5.1.17
 Release:        %autorelease
 Summary:        Generate cargo:rustc-env instructions for use with env!
 
@@ -19,6 +19,9 @@ Source:         %{crates_source}
 Patch0:         vergen-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
+%if %{__cargo_skip_build}
+BuildArch:      noarch
+%endif
 
 BuildRequires:  rust-packaging
 
@@ -34,12 +37,12 @@ BuildArch:      noarch
 
 %description    devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "%{crate}" crate.
 
 %files          devel
 %license LICENSE-APACHE LICENSE-MIT
-%doc CONTRIBUTING.md README.md
+%doc README.md
 %{cargo_registry}/%{crate}-%{version_no_tilde}/
 
 %package     -n %{name}+default-devel
@@ -48,8 +51,8 @@ BuildArch:      noarch
 
 %description -n %{name}+default-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "default" feature of the "%{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
@@ -60,8 +63,8 @@ BuildArch:      noarch
 
 %description -n %{name}+build-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "build" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "build" feature of "%{crate}" crate.
 
 %files       -n %{name}+build-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -72,8 +75,8 @@ BuildArch:      noarch
 
 %description -n %{name}+cargo-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "cargo" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "cargo" feature of "%{crate}" crate.
 
 %files       -n %{name}+cargo-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -84,8 +87,8 @@ BuildArch:      noarch
 
 %description -n %{name}+chrono-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "chrono" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "chrono" feature of "%{crate}" crate.
 
 %files       -n %{name}+chrono-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -96,8 +99,8 @@ BuildArch:      noarch
 
 %description -n %{name}+git-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "git" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "git" feature of "%{crate}" crate.
 
 %files       -n %{name}+git-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -108,8 +111,8 @@ BuildArch:      noarch
 
 %description -n %{name}+git2-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "git2" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "git2" feature of "%{crate}" crate.
 
 %files       -n %{name}+git2-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -120,8 +123,8 @@ BuildArch:      noarch
 
 %description -n %{name}+rustc-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "rustc" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "rustc" feature of "%{crate}" crate.
 
 %files       -n %{name}+rustc-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -132,8 +135,8 @@ BuildArch:      noarch
 
 %description -n %{name}+rustc_version-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "rustc_version" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "rustc_version" feature of "%{crate}" crate.
 
 %files       -n %{name}+rustc_version-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -144,8 +147,8 @@ BuildArch:      noarch
 
 %description -n %{name}+si-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "si" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "si" feature of "%{crate}" crate.
 
 %files       -n %{name}+si-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
@@ -156,8 +159,8 @@ BuildArch:      noarch
 
 %description -n %{name}+sysinfo-devel %{_description}
 
-This package contains library source intended for building other packages which
-use the "sysinfo" feature of the "%{crate}" crate.
+This package contains library source intended for building other packages
+which use "sysinfo" feature of "%{crate}" crate.
 
 %files       -n %{name}+sysinfo-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
diff --git a/sources b/sources
index 06a28f1..f619eac 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (vergen-5.2.0.crate) = 17ad03a22e50ba69a50d46d0a85f8d7b4870f415b742e61de6ddf450f6785b12a04839770c74f39fe097d1ab714d4abeb26bdfe0d0faf1b7072326e82c2a92b0
+SHA512 (vergen-5.1.17.crate) = 212fcf0c29fecd85bb5e27ce3c954e5494581d3758c33b8f0533784f641a472cfb755121bc616b5e0d0ca61a5fcf6610e97fb6ab6081b8780043fcd0d547d156
diff --git a/vergen-fix-metadata.diff b/vergen-fix-metadata.diff
index 783b261..9356a0b 100644
--- a/vergen-fix-metadata.diff
+++ b/vergen-fix-metadata.diff
@@ -1,5 +1,5 @@
---- vergen-5.2.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ vergen-5.2.0/Cargo.toml	2021-12-09T13:28:49.590636+00:00
+--- vergen-5.1.17/Cargo.toml	1970-01-01T00:00:01+00:00
++++ vergen-5.1.17/Cargo.toml	2021-11-04T21:29:09.220205+00:00
 @@ -51,7 +51,7 @@
  optional = true