diff --git a/.gitignore b/.gitignore
index 1ef4195..a90d528 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /weezl-0.1.0.crate
 /weezl-0.1.2.crate
 /weezl-0.1.3.crate
+/weezl-0.1.4.crate
diff --git a/rust-weezl.spec b/rust-weezl.spec
index 05ccb24..4b307e0 100644
--- a/rust-weezl.spec
+++ b/rust-weezl.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 15
+# Generated by rust2rpm 16
 %bcond_without check
 
 %global crate weezl
 
 Name:           rust-%{crate}
-Version:        0.1.3
-Release:        2%{?dist}
+Version:        0.1.4
+Release:        1%{?dist}
 Summary:        Fast LZW compression and decompression
 
 # Upstream license specification: MIT OR Apache-2.0
@@ -75,6 +75,30 @@ which use "alloc" feature of "%{crate}" crate.
 %files       -n %{name}+alloc-devel
 %ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
 
+%package     -n %{name}+async-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+async-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "async" feature of "%{crate}" crate.
+
+%files       -n %{name}+async-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%package     -n %{name}+futures-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+futures-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "futures" feature of "%{crate}" crate.
+
+%files       -n %{name}+futures-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
 %package     -n %{name}+std-devel
 Summary:        %{summary}
 BuildArch:      noarch
@@ -107,6 +131,9 @@ which use "std" feature of "%{crate}" crate.
 %endif
 
 %changelog
+* Thu Mar 04 2021 Fabio Valentini <decathorpe@gmail.com> - 0.1.4-1
+- Update to version 0.1.4.
+
 * Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.1.3-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
 
diff --git a/sources b/sources
index ac72af8..beffaf6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (weezl-0.1.3.crate) = 285810d3dcb632e79a12eccd99d17eb51e4d8e643a6720cc7d86e827279b0c5adb0721d6a49b03e071e23a26bc55c07d5aace41cf0f353edae861d43ae931404
+SHA512 (weezl-0.1.4.crate) = 19e4f43595450e1c3e60e52e05f2f4521df4bc480f68a96f98c56f3a1bd27f8221dd46d67c619e720a33e2420343238399a9773af84fa4343e2d5d7b143ddcd4