diff --git a/.gitignore b/.gitignore
index 6d4150e..0d14bc8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,4 @@
 /futures-util-0.3.18.crate
 /futures-util-0.3.19.crate
 /futures-util-0.3.21.crate
+/futures-util-0.3.23.crate
diff --git a/rust-futures-util.spec b/rust-futures-util.spec
index a426654..cd1dd27 100644
--- a/rust-futures-util.spec
+++ b/rust-futures-util.spec
@@ -1,23 +1,22 @@
-# Generated by rust2rpm 20
+# Generated by rust2rpm 22
 # * tests can only be run in-tree
 %bcond_with check
 %global debug_package %{nil}
 
 %global crate futures-util
 
-Name:           rust-%{crate}
-Version:        0.3.21
+Name:           rust-futures-util
+Version:        0.3.23
 Release:        %autorelease
 Summary:        Common utilities and extension traits for the futures-rs library
 
-# 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/futures-util
 Source:         %{crates_source}
 
 ExclusiveArch:  %{rust_arches}
 
-BuildRequires:  rust-packaging
+BuildRequires:  rust-packaging >= 21
 
 %global _description %{expand:
 Common utilities and extension traits for the futures-rs library.}
@@ -34,9 +33,10 @@ 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}
@@ -48,7 +48,7 @@ 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
 
 %package     -n %{name}+alloc-devel
 Summary:        %{summary}
@@ -60,7 +60,7 @@ This package contains library source intended for building other packages which
 use the "alloc" feature of the "%{crate}" crate.
 
 %files       -n %{name}+alloc-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+async-await-devel
 Summary:        %{summary}
@@ -72,7 +72,7 @@ This package contains library source intended for building other packages which
 use the "async-await" feature of the "%{crate}" crate.
 
 %files       -n %{name}+async-await-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+async-await-macro-devel
 Summary:        %{summary}
@@ -84,7 +84,7 @@ This package contains library source intended for building other packages which
 use the "async-await-macro" feature of the "%{crate}" crate.
 
 %files       -n %{name}+async-await-macro-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+bilock-devel
 Summary:        %{summary}
@@ -96,7 +96,7 @@ This package contains library source intended for building other packages which
 use the "bilock" feature of the "%{crate}" crate.
 
 %files       -n %{name}+bilock-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+cfg-target-has-atomic-devel
 Summary:        %{summary}
@@ -108,7 +108,7 @@ This package contains library source intended for building other packages which
 use the "cfg-target-has-atomic" feature of the "%{crate}" crate.
 
 %files       -n %{name}+cfg-target-has-atomic-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+channel-devel
 Summary:        %{summary}
@@ -120,7 +120,7 @@ This package contains library source intended for building other packages which
 use the "channel" feature of the "%{crate}" crate.
 
 %files       -n %{name}+channel-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+compat-devel
 Summary:        %{summary}
@@ -132,7 +132,7 @@ This package contains library source intended for building other packages which
 use the "compat" feature of the "%{crate}" crate.
 
 %files       -n %{name}+compat-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+futures-channel-devel
 Summary:        %{summary}
@@ -144,7 +144,7 @@ This package contains library source intended for building other packages which
 use the "futures-channel" feature of the "%{crate}" crate.
 
 %files       -n %{name}+futures-channel-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+futures-io-devel
 Summary:        %{summary}
@@ -156,7 +156,7 @@ This package contains library source intended for building other packages which
 use the "futures-io" feature of the "%{crate}" crate.
 
 %files       -n %{name}+futures-io-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+futures-macro-devel
 Summary:        %{summary}
@@ -168,7 +168,7 @@ This package contains library source intended for building other packages which
 use the "futures-macro" feature of the "%{crate}" crate.
 
 %files       -n %{name}+futures-macro-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+futures-sink-devel
 Summary:        %{summary}
@@ -180,7 +180,7 @@ This package contains library source intended for building other packages which
 use the "futures-sink" feature of the "%{crate}" crate.
 
 %files       -n %{name}+futures-sink-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+futures_01-devel
 Summary:        %{summary}
@@ -192,7 +192,7 @@ This package contains library source intended for building other packages which
 use the "futures_01" feature of the "%{crate}" crate.
 
 %files       -n %{name}+futures_01-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+io-devel
 Summary:        %{summary}
@@ -204,7 +204,7 @@ This package contains library source intended for building other packages which
 use the "io" feature of the "%{crate}" crate.
 
 %files       -n %{name}+io-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+io-compat-devel
 Summary:        %{summary}
@@ -216,7 +216,7 @@ This package contains library source intended for building other packages which
 use the "io-compat" feature of the "%{crate}" crate.
 
 %files       -n %{name}+io-compat-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+memchr-devel
 Summary:        %{summary}
@@ -228,7 +228,7 @@ This package contains library source intended for building other packages which
 use the "memchr" feature of the "%{crate}" crate.
 
 %files       -n %{name}+memchr-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+sink-devel
 Summary:        %{summary}
@@ -240,7 +240,7 @@ This package contains library source intended for building other packages which
 use the "sink" feature of the "%{crate}" crate.
 
 %files       -n %{name}+sink-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+slab-devel
 Summary:        %{summary}
@@ -252,7 +252,7 @@ This package contains library source intended for building other packages which
 use the "slab" feature of the "%{crate}" crate.
 
 %files       -n %{name}+slab-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+std-devel
 Summary:        %{summary}
@@ -264,7 +264,7 @@ This package contains library source intended for building other packages which
 use the "std" feature of the "%{crate}" crate.
 
 %files       -n %{name}+std-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+tokio-io-devel
 Summary:        %{summary}
@@ -276,7 +276,7 @@ This package contains library source intended for building other packages which
 use the "tokio-io" feature of the "%{crate}" crate.
 
 %files       -n %{name}+tokio-io-devel
-%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+%ghost %{crate_instdir}/Cargo.toml
 
 %package     -n %{name}+unstable-devel
 Summary:        %{summary}
@@ -288,7 +288,7 @@ This package contains library source intended for building other packages which
 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
 
 %package     -n %{name}+write-all-vectored-devel
 Summary:        %{summary}
@@ -300,7 +300,7 @@ This package contains library source intended for building other packages which
 use the "write-all-vectored" feature of the "%{crate}" crate.
 
 %files       -n %{name}+write-all-vectored-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 a858a5e..775dc66 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (futures-util-0.3.21.crate) = ff952fb74a54e793de943e3aee2ac771357bf9f1aa5de89af128868c46a6b44e414fc4ea97f2d9b201ff7ff41023e119f1adf90d314343ff53ab987c3e07f5d4
+SHA512 (futures-util-0.3.23.crate) = 78893e2de37752e0ce4455fb0a0b916c8491cf7737db981194bd5fb25e819929e450ef75e32c72bcecfe49eb6ccf33a1cfb98d63ef158c3d916161cbc0a16c89