diff --git a/rust-zeroize.spec b/rust-zeroize.spec
index 74ab020..dfeabd1 100644
--- a/rust-zeroize.spec
+++ b/rust-zeroize.spec
@@ -1,16 +1,15 @@
-# Generated by rust2rpm 21
+# Generated by rust2rpm 22
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate zeroize
 
-Name:           rust-%{crate}
-Version:        1.5.6
+Name:           rust-zeroize
+Version:        1.5.7
 Release:        %autorelease
 Summary:        Securely clear secrets from memory
 
-# Upstream license specification: Apache-2.0 OR MIT
-License:        ASL 2.0 or MIT
+License:        Apache-2.0 OR MIT
 URL:            https://crates.io/crates/zeroize
 Source:         %{crates_source}
 
@@ -90,6 +89,18 @@ use the "derive" feature of the "%{crate}" crate.
 %files       -n %{name}+derive-devel
 %ghost %{crate_instdir}/Cargo.toml
 
+%package     -n %{name}+serde-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+serde-devel %{_description}
+
+This package contains library source intended for building other packages which
+use the "serde" feature of the "%{crate}" crate.
+
+%files       -n %{name}+serde-devel
+%ghost %{crate_instdir}/Cargo.toml
+
 %package     -n %{name}+std-devel
 Summary:        %{summary}
 BuildArch:      noarch
diff --git a/sources b/sources
index 6430d37..462fa57 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (zeroize-1.5.6.crate) = e2c665a406d4c147f5b1810e44ffbb2453f8487e5785b90bf5257efe6c47e2c30b3fb6602741b96a04e39efda67dc7d2326883e85472498f901eedeb71207941
+SHA512 (zeroize-1.5.7.crate) = e0688681bceba324d36ea4dc552791801dc93b5882d106b79dd317af99cb718b711899bfd09917a811d23096693448801e64f0651bd9eeae7895618821d88fa9