diff --git a/.gitignore b/.gitignore
index b3872b0..585a85e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /dissimilar-1.0.1.crate
 /dissimilar-1.0.2.crate
 /dissimilar-1.0.3.crate
+/dissimilar-1.0.4.crate
diff --git a/rust-dissimilar.spec b/rust-dissimilar.spec
index 9f7c86c..62c70dd 100644
--- a/rust-dissimilar.spec
+++ b/rust-dissimilar.spec
@@ -1,25 +1,22 @@
-# Generated by rust2rpm 18
+# Generated by rust2rpm 21
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate dissimilar
 
 Name:           rust-%{crate}
-Version:        1.0.3
+Version:        1.0.4
 Release:        %autorelease
 Summary:        Diff library with semantic cleanup, based on Google's diff-match-patch
 
-# Upstream license specification: MIT OR Apache-2.0
-License:        MIT or ASL 2.0
+# Upstream license specification: Apache-2.0
+License:        ASL 2.0
 URL:            https://crates.io/crates/dissimilar
 Source:         %{crates_source}
 
 ExclusiveArch:  %{rust_arches}
-%if %{__cargo_skip_build}
-BuildArch:      noarch
-%endif
 
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 Diff library with semantic cleanup, based on Google's diff-match-patch.}
@@ -32,13 +29,14 @@ BuildArch:      noarch
 
 %description    devel %{_description}
 
-This package contains library source intended for building other packages
-which use "%{crate}" crate.
+This package contains library source intended for building other packages which
+use the "%{crate}" crate.
 
 %files          devel
-%license LICENSE-APACHE LICENSE-MIT
-%doc README.md
-%{cargo_registry}/%{crate}-%{version_no_tilde}/
+%license %{crate_instdir}/LICENSE-APACHE
+%license %{crate_instdir}/LICENSE-MIT
+%doc %{crate_instdir}/README.md
+%{crate_instdir}/
 
 %package     -n %{name}+default-devel
 Summary:        %{summary}
@@ -46,11 +44,11 @@ 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.
+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 %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version_no_tilde} -p1
diff --git a/sources b/sources
index 64a684e..c99af98 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (dissimilar-1.0.3.crate) = 0c05cbee349bfa775ae37ec84642b204838599b4887f3eace9cfb34464cf747f43caeea9c741d342bf5d8b142269c2eb66d848556b6babe19e878a1e2afac529
+SHA512 (dissimilar-1.0.4.crate) = 782f8b98ed734a37cec33722ab5add2a082f909a5e08c23b961e5049288e8304f68679fe33e4a7a87b2f4d45226c90978075253cc01f9d4f5ce9c379fadc9d54