diff --git a/rust-serde_bytes.spec b/rust-serde_bytes.spec
index 87c02bf..17f5c74 100644
--- a/rust-serde_bytes.spec
+++ b/rust-serde_bytes.spec
@@ -7,9 +7,10 @@
 
 Name:           rust-%{crate}
 Version:        0.10.4
-Release:        4%{?dist}
+Release:        1%{?dist}
 Summary:        Optimized handling of `&[u8]` and `Vec<u8>` for Serde
 
+# Upstream license specification: MIT/Apache-2.0
 License:        MIT or ASL 2.0
 URL:            https://crates.io/crates/serde_bytes
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
@@ -17,27 +18,69 @@ Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
-# [dependencies]
 BuildRequires:  (crate(serde) >= 1.0.0 with crate(serde) < 2.0.0)
+BuildRequires:  (crate(serde/alloc) >= 1.0.0 with crate(serde/alloc) < 2.0.0)
+BuildRequires:  (crate(serde/std) >= 1.0.0 with crate(serde/std) < 2.0.0)
 %if %{with check}
-# [dev-dependencies]
-BuildRequires:  (crate(bincode) >= 0.8.0 with crate(bincode) < 0.9.0)
-BuildRequires:  (crate(serde_derive) >= 1.0.0 with crate(serde_derive) < 2.0.0)
-BuildRequires:  (crate(serde_test) >= 1.0.0 with crate(serde_test) < 2.0.0)
+BuildRequires:  (crate(bincode/default) >= 0.8.0 with crate(bincode/default) < 0.9.0)
+BuildRequires:  (crate(serde_derive/default) >= 1.0.0 with crate(serde_derive/default) < 2.0.0)
+BuildRequires:  (crate(serde_test/default) >= 1.0.0 with crate(serde_test/default) < 2.0.0)
 %endif
 
-%description
-%{summary}.
+%global _description \
+Optimized handling of `&[u8]` and `Vec<u8>` for Serde
+
+%description %{_description}
 
 %package        devel
 Summary:        %{summary}
 BuildArch:      noarch
 
-%description    devel
-Optimized handling of `&[u8]` and `Vec<u8>` for Serde.
+%description    devel %{_description}
 
 This package contains library source intended for building other packages
-which use %{crate} from crates.io.
+which use "%{crate}" crate.
+
+%files          devel
+%license LICENSE-MIT LICENSE-APACHE
+%doc README.md
+%{cargo_registry}/%{crate}-%{version}/
+
+%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 "default" feature of "%{crate}" crate.
+
+%files       -n %{name}+default-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
+
+%package     -n %{name}+alloc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+alloc-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "alloc" feature of "%{crate}" crate.
+
+%files       -n %{name}+alloc-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/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 "std" feature of "%{crate}" crate.
+
+%files       -n %{name}+std-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version} -p1
@@ -54,12 +97,10 @@ which use %{crate} from crates.io.
 %cargo_test
 %endif
 
-%files          devel
-%license LICENSE-MIT LICENSE-APACHE
-%doc README.md
-%{cargo_registry}/%{crate}-%{version}/
-
 %changelog
+* Fri Nov 09 2018 Robert-André Mauchin <zebob.m@gmail.com> - 0.10.4-5
+- Adapt to new packaging
+
 * Sat Jul 28 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.10.4-4
 - Rebuild to trigger tests