diff --git a/.gitignore b/.gitignore
index cecc91a..5c66f76 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /rayon-core-1.3.0.crate
+/rayon-core-1.4.0.crate
diff --git a/rayon-core-1.3.0-fix-metadata.diff b/rayon-core-1.3.0-fix-metadata.diff
deleted file mode 100644
index 02cc6a8..0000000
--- a/rayon-core-1.3.0-fix-metadata.diff
+++ /dev/null
@@ -1,23 +0,0 @@
---- rayon-core-1.3.0/Cargo.toml	1970-01-01T01:00:00+01:00
-+++ rayon-core-1.3.0/Cargo.toml	2017-12-31T15:20:55.619484+01:00
-@@ -24,10 +24,10 @@
- license = "Apache-2.0/MIT"
- repository = "https://github.com/nikomatsakis/rayon"
- [dependencies.coco]
--version = "0.1.1"
-+version = "0.3"
- 
- [dependencies.lazy_static]
--version = "0.2.2"
-+version = "1"
- 
- [dependencies.libc]
- version = "0.2.16"
-@@ -36,6 +36,6 @@
- version = "1.2"
- 
- [dependencies.rand]
--version = "0.3"
-+version = "0.4"
- 
- [dev-dependencies]
diff --git a/rayon-core-1.4.0-fix-metadata.diff b/rayon-core-1.4.0-fix-metadata.diff
new file mode 100644
index 0000000..e361d64
--- /dev/null
+++ b/rayon-core-1.4.0-fix-metadata.diff
@@ -0,0 +1,11 @@
+--- rayon-core-1.4.0/Cargo.toml	1970-01-01T01:00:00+01:00
++++ rayon-core-1.4.0/Cargo.toml	2018-02-15T18:15:05.296001+01:00
+@@ -24,7 +24,7 @@
+ license = "Apache-2.0/MIT"
+ repository = "https://github.com/rayon-rs/rayon"
+ [dependencies.crossbeam-deque]
+-version = "0.2.0"
++version = "0.3"
+ 
+ [dependencies.lazy_static]
+ version = "1"
diff --git a/rust-rayon-core.spec b/rust-rayon-core.spec
index ecbdf35..69ad13f 100644
--- a/rust-rayon-core.spec
+++ b/rust-rayon-core.spec
@@ -6,28 +6,26 @@
 %global crate rayon-core
 
 Name:           rust-%{crate}
-Version:        1.3.0
-Release:        6%{?dist}
+Version:        1.4.0
+Release:        1%{?dist}
 Summary:        Core APIs for Rayon
 
 License:        ASL 2.0 or MIT
 URL:            https://crates.io/crates/rayon-core
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
 # Initial patched metadata
-# * Bump coco to 0.3, https://github.com/rayon-rs/rayon/pull/471
-# * Bump lazy_static to 1, https://github.com/rayon-rs/rayon/pull/484
-# * Bump rand to 0.4, https://github.com/rayon-rs/rayon/pull/502
-Patch0:         rayon-core-1.3.0-fix-metadata.diff
+# * Bump crossbeam-deque to 0.3, https://github.com/rayon-rs/rayon/pull/535
+Patch0:         rayon-core-1.4.0-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
 # [dependencies]
-BuildRequires:  (crate(coco) >= 0.3.0 with crate(coco) < 0.4.0)
+BuildRequires:  (crate(crossbeam-deque) >= 0.3.0 with crate(crossbeam-deque) < 0.4.0)
 BuildRequires:  (crate(lazy_static) >= 1.0.0 with crate(lazy_static) < 2.0.0)
 BuildRequires:  (crate(libc) >= 0.2.16 with crate(libc) < 0.3.0)
 BuildRequires:  (crate(num_cpus) >= 1.2.0 with crate(num_cpus) < 2.0.0)
-BuildRequires:  (crate(rand) >= 0.4.0 with crate(rand) < 0.5.0)
+BuildRequires:  (crate(rand) >= 0.3.0 with crate(rand) < 0.5.0)
 
 %description
 %{summary}.
@@ -44,8 +42,6 @@ which use %{crate} from crates.io.
 
 %prep
 %autosetup -n %{crate}-%{version} -p1
-# https://github.com/rayon-rs/rayon/pull/486
-sed -i 's/\r$//' README.md
 %cargo_prep
 
 %build
@@ -65,6 +61,9 @@ sed -i 's/\r$//' README.md
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Thu Feb 15 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 1.4.0-1
+- Update to 1.4.0
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.3.0-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
 
diff --git a/sources b/sources
index 1b148f3..ba28dad 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (rayon-core-1.3.0.crate) = 62b890e0505af6464ff76e0d08b885030bf65cca78d79b9ae610503ac3978d58db93b5463ab8d4281dde1b510f4e2f3745e13b381410e29ec81376e34853a28e
+SHA512 (rayon-core-1.4.0.crate) = cc8bb71068e01753dfe937cade32fd3565d85516b6d346b1ec5d2b6a0e3a753e8db9cb221acd36ff583d9aeba70ac9061ed3e1c820cbbaa23524c1aed4234879