diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0bdcb9b
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,4 @@
+/results_*/
+/*.src.rpm
+
+/ttf-parser-0.12.3.crate
diff --git a/README.md b/README.md
deleted file mode 100644
index b0a4c6b..0000000
--- a/README.md
+++ /dev/null
@@ -1,3 +0,0 @@
-# rust-ttf-parser0.12
-
-The rust-ttf-parser0.12 package
diff --git a/rust-ttf-parser0.12.spec b/rust-ttf-parser0.12.spec
new file mode 100644
index 0000000..f6346d5
--- /dev/null
+++ b/rust-ttf-parser0.12.spec
@@ -0,0 +1,108 @@
+# Generated by rust2rpm 21
+%bcond_without check
+%global debug_package %{nil}
+
+%global crate ttf-parser
+
+Name:           rust-%{crate}0.12
+Version:        0.12.3
+Release:        %autorelease
+Summary:        High-level, safe, zero-allocation TrueType font parser
+
+# Upstream license specification: MIT OR Apache-2.0
+License:        MIT or ASL 2.0
+URL:            https://crates.io/crates/ttf-parser
+Source:         %{crates_source}
+# Initial patched metadata
+# * bump base64 dev-dependency from 0.12 to 0.13
+# * bump svgtypes dev-dependency from 0.5 to 0.8
+# * remove unused pico-args dev-dependency
+Patch0:         ttf-parser-fix-metadata.diff
+
+ExclusiveArch:  %{rust_arches}
+
+BuildRequires:  rust-packaging >= 21
+
+%global _description %{expand:
+High-level, safe, zero-allocation TrueType font parser.}
+
+%description %{_description}
+
+%package        devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description    devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "%{crate}" crate.
+
+%files          devel
+%license %{crate_instdir}/LICENSE-APACHE
+%license %{crate_instdir}/LICENSE-MIT
+%doc %{crate_instdir}/CHANGELOG.md
+%doc %{crate_instdir}/README.md
+%{crate_instdir}/
+%exclude %{crate_instdir}/meson.build
+%exclude %{crate_instdir}/examples/wasm/
+%exclude %{crate_instdir}/testing-tools/
+%exclude %{crate_instdir}/tests/
+
+%package     -n %{name}+default-devel
+Summary:        %{summary}
+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.
+
+%files       -n %{name}+default-devel
+%ghost %{crate_instdir}/Cargo.toml
+
+%package     -n %{name}+std-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+std-devel %{_description}
+
+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 %{crate_instdir}/Cargo.toml
+
+%package     -n %{name}+variable-fonts-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+variable-fonts-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "variable-fonts" feature of the "%{crate}" crate.
+
+%files       -n %{name}+variable-fonts-devel
+%ghost %{crate_instdir}/Cargo.toml
+
+%prep
+%autosetup -n %{crate}-%{version_no_tilde} -p1
+%cargo_prep
+
+%generate_buildrequires
+%cargo_generate_buildrequires
+
+%build
+%cargo_build
+
+%install
+%cargo_install
+
+%if %{with check}
+%check
+# only unit tests are included in published crates
+%cargo_test -- --lib
+%cargo_test -- --doc
+%endif
+
+%changelog
+%autochangelog
diff --git a/sources b/sources
new file mode 100644
index 0000000..937baec
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (ttf-parser-0.12.3.crate) = c774409706b1767936929ce21e4fd7a31846aec8ee79a137de91bc46191958a7627e05a2ff09c02b421dbdb9052c9340ac66507e3d63b305e088de9183eef8a6
diff --git a/ttf-parser-fix-metadata.diff b/ttf-parser-fix-metadata.diff
new file mode 100644
index 0000000..e890b69
--- /dev/null
+++ b/ttf-parser-fix-metadata.diff
@@ -0,0 +1,18 @@
+--- ttf-parser-0.12.3/Cargo.toml	1970-01-01T00:00:00+00:00
++++ ttf-parser-0.12.3/Cargo.toml	2022-03-09T14:39:00.191217+00:00
+@@ -24,13 +24,10 @@
+ license = "MIT OR Apache-2.0"
+ repository = "https://github.com/RazrFalcon/ttf-parser"
+ [dev-dependencies.base64]
+-version = "0.12"
+-
+-[dev-dependencies.pico-args]
+-version = "0.3.1"
++version = "0.13"
+ 
+ [dev-dependencies.svgtypes]
+-version = "0.5"
++version = "0.8"
+ 
+ [dev-dependencies.xmlwriter]
+ version = "0.1"