diff --git a/.gitignore b/.gitignore
index e0c1d17..695372d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,6 @@
 /libm-0.1.3.crate
 /libm-0.1.4.crate
 /libm-0.2.1.crate
+/libm-0.2.2.crate
+/libm-0.2.3.crate
+/libm-0.2.5.crate
diff --git a/libm-fix-metadata.diff b/libm-fix-metadata.diff
index 85072b0..abc6dd3 100644
--- a/libm-fix-metadata.diff
+++ b/libm-fix-metadata.diff
@@ -1,10 +1,10 @@
---- libm-0.2.1/Cargo.toml	1970-01-01T00:00:00+00:00
-+++ libm-0.2.1/Cargo.toml	2019-11-28T14:17:50.762271+00:00
-@@ -21,6 +21,7 @@
- categories = ["no-std"]
+--- libm-0.2.5/Cargo.toml	1970-01-01T00:00:01+00:00
++++ libm-0.2.5/Cargo.toml	2022-08-20T20:12:55.550260+00:00
+@@ -25,6 +25,7 @@
  license = "MIT OR Apache-2.0"
  repository = "https://github.com/rust-lang/libm"
-+exclude = ["/ci/*"]
- [dev-dependencies.no-panic]
- version = "0.1.8"
- [build-dependencies.rand]
+ resolver = "1"
++exclude = ["/ci/"]
+ 
+ [profile.release]
+ lto = "fat"
diff --git a/rust-libm.spec b/rust-libm.spec
index a2e8efc..4e66efd 100644
--- a/rust-libm.spec
+++ b/rust-libm.spec
@@ -1,29 +1,25 @@
-# Generated by rust2rpm 19
-# no-panic fails: https://github.com/rust-lang/libm/issues/234
-%bcond_with check
+# Generated by rust2rpm 22
+%bcond_without check
 %global debug_package %{nil}
 
 %global crate libm
 
-Name:           rust-%{crate}
-Version:        0.2.1
+Name:           rust-libm
+Version:        0.2.5
 Release:        %autorelease
 Summary:        Libm in pure Rust
 
-# Upstream license specification: MIT OR Apache-2.0
-License:        MIT or ASL 2.0
+License:        MIT OR Apache-2.0
 URL:            https://crates.io/crates/libm
 Source:         %{crates_source}
-# Initial patched metadata
-# * Exclude ci/, https://github.com/japaric/libm/pull/148
-Patch0:         libm-fix-metadata.diff
+# Manually created patch for downstream crate metadata changes
+# * exclude files that are only useful for upstream CI:
+#   https://github.com/japaric/libm/pull/148
+Patch:          libm-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
-%if %{__cargo_skip_build}
-BuildArch:      noarch
-%endif
 
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 Libm in pure Rust.}
@@ -37,12 +33,15 @@ 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-APACHE LICENSE-MIT
-%doc CHANGELOG.md CONTRIBUTING.md README.md
-%{cargo_registry}/%{crate}-%{version_no_tilde}/
+%license %{crate_instdir}/LICENSE-APACHE
+%license %{crate_instdir}/LICENSE-MIT
+%doc %{crate_instdir}/CHANGELOG.md
+%doc %{crate_instdir}/CONTRIBUTING.md
+%doc %{crate_instdir}/README.md
+%{crate_instdir}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -51,10 +50,10 @@ 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.
+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}+unstable-devel
 Summary:        %{summary}
@@ -63,10 +62,10 @@ BuildArch:      noarch
 %description -n %{name}+unstable-devel %{_description}
 
 This package contains library source intended for building other packages which
-use "the unstable" feature of the "%{crate}" crate.
+use the "unstable" feature of the "%{crate}" crate.
 
 %files       -n %{name}+unstable-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/.rust2rpm.conf b/rust2rpm.conf
similarity index 100%
rename from .rust2rpm.conf
rename to rust2rpm.conf
diff --git a/sources b/sources
index 4c787b7..8217dd1 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (libm-0.2.1.crate) = a037ce773e4c4b0a9c20a23a9c04a34bc468753a1ccafb42199ae1793adc100148b77b08533c4bcc0f269d7de421c0657b6ea62f132ae808cc3b998f55e713a9
+SHA512 (libm-0.2.5.crate) = 4d56501fdc86011f1b707b349c409564c85c2484b185adf9dc5d5a8a8fcca8c0e172c95ee5dbfb428b7b13d8cfb1e23c596d3ae3bfa878f2019fabd3258c7863