diff --git a/.gitignore b/.gitignore
index 6690d54..86083a3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /cbindgen-0.3.3.crate
 /cbindgen-0.4.0.crate
+/cbindgen-0.4.2.crate
diff --git a/rust-cbindgen.spec b/rust-cbindgen.spec
index a6deb25..18f65d3 100644
--- a/rust-cbindgen.spec
+++ b/rust-cbindgen.spec
@@ -4,8 +4,8 @@
 %global crate cbindgen
 
 Name:           rust-%{crate}
-Version:        0.4.0
-Release:        2%{?dist}
+Version:        0.4.2
+Release:        1%{?dist}
 Summary:        Tool for generating C bindings to Rust code
 
 License:        MPLv2.0
@@ -68,6 +68,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Tue Jan 30 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.4.2-1
+- Update to 0.4.2
+
 * Mon Jan 08 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.4.0-2
 - Rebuild for rust-packaging v5
 
diff --git a/sources b/sources
index 5ae09f8..66092e8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cbindgen-0.4.0.crate) = 1383e1aa9ab72823551dd734437d83568ebe36b00d57c9b5c8cb8eb29f958c5d232758ca1888d1705f303093de2e669590fde63fd5df58c1d59a2bf637240e85
+SHA512 (cbindgen-0.4.2.crate) = 3c0485ec69e8ab9979aeb3775a4d4d7d538a620c25a3056dd9fcb1b49a48c49ecce86958342a8bfa90c6b00137a3fb9975bc4cc42ef403f818f8bd4eeb5f0706