diff --git a/.gitignore b/.gitignore
index a87ebb8..f3bc92c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,4 @@
 /serde_derive-1.0.36.crate
 /serde_derive-1.0.39.crate
 /serde_derive-1.0.41.crate
+/serde_derive-1.0.42.crate
diff --git a/rust-serde_derive.spec b/rust-serde_derive.spec
index bb03eff..42ccd4a 100644
--- a/rust-serde_derive.spec
+++ b/rust-serde_derive.spec
@@ -6,7 +6,7 @@
 %global crate serde_derive
 
 Name:           rust-%{crate}
-Version:        1.0.41
+Version:        1.0.42
 Release:        1%{?dist}
 Summary:        Macros 1.1 implementation of #[derive(Serialize, Deserialize)]
 
@@ -61,6 +61,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Sun Apr 22 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 1.0.42-1
+- Update to 1.0.42
+
 * Fri Apr 20 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 1.0.41-1
 - Update to 1.0.41
 
diff --git a/sources b/sources
index dd3e470..4d9b506 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (serde_derive-1.0.41.crate) = fca2247748e51ac3a2345a31d96f897324e6ec8744b265753caf0a52cfdc742db61b265950de1ab93501be11f6be01a4423a202b1b6a01dcad938f85469079cc
+SHA512 (serde_derive-1.0.42.crate) = 83045d974a903b06efd56c0287b4be8740383c8024c22c94c137d2e9b5c34630488e91bc51a2a58797edc6e77c0bfa31dd82db4d269e2e520a58c9d9216a20c8