diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4242a83
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+SOURCES/owo-colors-4.0.0.crate
diff --git a/.rust-owo-colors.metadata b/.rust-owo-colors.metadata
index e69de29..674e4cf 100644
--- a/.rust-owo-colors.metadata
+++ b/.rust-owo-colors.metadata
@@ -0,0 +1 @@
+9f66286f92299f7c8c0ea21f01396a1e5030260c  SOURCES/owo-colors-4.0.0.crate
diff --git a/SOURCES/owo-colors-3.5.0.crate b/SOURCES/owo-colors-3.5.0.crate
deleted file mode 100644
index 98535c7..0000000
Binary files a/SOURCES/owo-colors-3.5.0.crate and /dev/null differ
diff --git a/SOURCES/owo-colors-fix-metadata.diff b/SOURCES/owo-colors-fix-metadata.diff
deleted file mode 100644
index 2c4177a..0000000
--- a/SOURCES/owo-colors-fix-metadata.diff
+++ /dev/null
@@ -1,21 +0,0 @@
---- owo-colors-3.5.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ owo-colors-3.5.0/Cargo.toml	2023-04-01T16:16:40.986788+00:00
-@@ -37,18 +37,5 @@
-     "doc_cfg",
- ]
- 
--[[example]]
--name = "supports_color"
--required-features = ["supports-colors"]
--
--[[example]]
--name = "override"
--required-features = ["supports-colors"]
--
--[dependencies.supports-color]
--version = "1.3"
--optional = true
--
- [features]
- alloc = []
--supports-colors = ["supports-color"]
diff --git a/SPECS/rust-owo-colors.spec b/SPECS/rust-owo-colors.spec
index bec9629..24c4fd1 100644
--- a/SPECS/rust-owo-colors.spec
+++ b/SPECS/rust-owo-colors.spec
@@ -2,31 +2,28 @@
 ## (rpmautospec version 0.3.5)
 ## RPMAUTOSPEC: autorelease, autochangelog
 %define autorelease(e:s:pb:n) %{?-p:0.}%{lua:
-    release_number = 2;
+    release_number = 1;
     base_release_number = tonumber(rpm.expand("%{?-b*}%{!?-b:1}"));
     print(release_number + base_release_number - 1);
 }%{?-e:.%{-e*}}%{?-s:.%{-s*}}%{!?-n:%{?dist}}
 ## END: Set by rpmautospec
 
-# Generated by rust2rpm 24
+# Generated by rust2rpm 25
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate owo-colors
 
 Name:           rust-owo-colors
-Version:        3.5.0
+Version:        4.0.0
 Release:        %autorelease
 Summary:        Zero-allocation terminal colors that'll make people go owo
 
 License:        MIT
 URL:            https://crates.io/crates/owo-colors
 Source:         %{crates_source}
-# Manually created patch for downstream crate metadata changes
-# * remove unused "supports-colors" feature with outdated dependencies
-Patch:          owo-colors-fix-metadata.diff
 
-BuildRequires:  rust-packaging >= 21
+BuildRequires:  cargo-rpm-macros >= 24
 
 %global _description %{expand:
 Zero-allocation terminal colors that'll make people go owo.}
@@ -71,11 +68,33 @@ use the "alloc" feature of the "%{crate}" crate.
 %files       -n %{name}+alloc-devel
 %ghost %{crate_instdir}/Cargo.toml
 
+%package     -n %{name}+supports-color-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+supports-color-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "supports-color" feature of the "%{crate}" crate.
+
+%files       -n %{name}+supports-color-devel
+%ghost %{crate_instdir}/Cargo.toml
+
+%package     -n %{name}+supports-colors-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+supports-colors-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "supports-colors" feature of the "%{crate}" crate.
+
+%files       -n %{name}+supports-colors-devel
+%ghost %{crate_instdir}/Cargo.toml
+
 %prep
-%autosetup -n %{crate}-%{version_no_tilde} -p1
+%autosetup -n %{crate}-%{version} -p1
 %cargo_prep
-# drop examples that depend on the removed "supports-colors" feature
-rm examples/{override.rs,supports_color.rs}
 
 %generate_buildrequires
 %cargo_generate_buildrequires
@@ -92,9 +111,15 @@ rm examples/{override.rs,supports_color.rs}
 %endif
 
 %changelog
-* Mon Jan 15 2024 Arkady L. Shane <tigro@msvsphere-os.ru> - 3.5.0-2
+* Mon Jan 15 2024 Arkady L. Shane <tigro@msvsphere-os.ru> - 4.0.0-1
 - Rebuilt for MSVSphere 9.3
 
+* Sat Jan 13 2024 Fabio Valentini <decathorpe@gmail.com> - 4.0.0-1
+- Update to version 4.0.0; Fixes RHBZ#2255466
+
+* Fri Jul 21 2023 Fedora Release Engineering <releng@fedoraproject.org> - 3.5.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild
+
 * Sat Apr 01 2023 Fabio Valentini <decathorpe@gmail.com> - 3.5.0-2
 - Remove unused "supports-colors" feature with outdated dependencies