diff --git a/rust-errln.spec b/rust-errln.spec
index 02076e8..19afbfe 100644
--- a/rust-errln.spec
+++ b/rust-errln.spec
@@ -1,37 +1,56 @@
 # Generated by rust2rpm
-%bcond_without check
+%bcond_with check
 %global debug_package %{nil}
 
 %global crate errln
 
 Name:           rust-%{crate}
 Version:        0.1.0
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        Utility macros to write to stderr
 
+# Upstream license specification: MIT/Apache-2.0
 License:        MIT or ASL 2.0
 URL:            https://crates.io/crates/errln
-Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
+Source:         %{crates_source}
 
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
 
-%description
-%{summary}.
+%global _description \
+Utility macros to write to stderr.
+
+%description %{_description}
 
 %package        devel
 Summary:        %{summary}
 BuildArch:      noarch
 
-%description    devel
-Utility macros to write to stderr.
+%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 LICENCE-MIT LICENCE-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
 
 %prep
-%autosetup -n %{crate}-%{version} -p1
+%autosetup -n %{crate}-%{version_no_tilde} -p1
 %cargo_prep
 
 %build
@@ -45,12 +64,10 @@ which use %{crate} from crates.io.
 %cargo_test
 %endif
 
-%files          devel
-%license LICENCE-MIT LICENCE-APACHE
-%doc README.md
-%{cargo_registry}/%{crate}-%{version}/
-
 %changelog
+* Sat Mar 09 2019 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.1.0-6
+- Adapt to new packaging
+
 * Sat Feb 02 2019 Fedora Release Engineering <releng@fedoraproject.org> - 0.1.0-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
 
diff --git a/tests/.fmf/version b/tests/.fmf/version
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/tests/.fmf/version
@@ -0,0 +1 @@
+1
diff --git a/tests/provision.fmf b/tests/provision.fmf
new file mode 100644
index 0000000..503a97c
--- /dev/null
+++ b/tests/provision.fmf
@@ -0,0 +1,5 @@
+---
+standard-inventory-qcow2:
+  qemu:
+    # `cargo test` usually eats more than 1G.
+    m: 4G
diff --git a/tests/tests.yml b/tests/tests.yml
new file mode 100644
index 0000000..dc2f603
--- /dev/null
+++ b/tests/tests.yml
@@ -0,0 +1,13 @@
+---
+- hosts: localhost
+  roles:
+  - role: standard-test-basic
+    tags:
+    - classic
+    repositories:
+    - repo: "https://src.fedoraproject.org/tests/rust.git"
+      dest: rust
+    tests:
+    - rust/cargo-test
+    environment:
+      pkg: rust-errln