diff --git a/.gitignore b/.gitignore
index dae8d8b..de4021c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /socket2-0.3.4.crate
 /socket2-0.3.5.crate
 /socket2-0.3.6.crate
+/socket2-0.3.7.crate
diff --git a/rust-socket2.spec b/rust-socket2.spec
index 93cf732..10f3f39 100644
--- a/rust-socket2.spec
+++ b/rust-socket2.spec
@@ -5,7 +5,7 @@
 %global crate socket2
 
 Name:           rust-%{crate}
-Version:        0.3.6
+Version:        0.3.7
 Release:        1%{?dist}
 Summary:        Utilities for handling networking sockets
 
@@ -14,14 +14,14 @@ URL:            https://crates.io/crates/socket2
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
 # Initial patched metadata
 # * No windows or redox
-Patch0:         socket2-0.3.6-fix-metadata.diff
+Patch0:         socket2-0.3.7-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
 # [dependencies]
 BuildRequires:  (crate(cfg-if) >= 0.1.0 with crate(cfg-if) < 0.2.0)
-BuildRequires:  (crate(libc) >= 0.2.0 with crate(libc) < 0.3.0)
+BuildRequires:  (crate(libc) >= 0.2.42 with crate(libc) < 0.3.0)
 %if %{with check}
 # [dev-dependencies]
 BuildRequires:  (crate(tempdir) >= 0.3.0 with crate(tempdir) < 0.4.0)
@@ -62,6 +62,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Thu Jun 28 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.3.7-1
+- Update to 0.3.7
+
 * Tue Jun 05 2018 Josh Stone <jistone@redhat.com> - 0.3.6-1
 - Update to 0.3.6
 
diff --git a/socket2-0.3.6-fix-metadata.diff b/socket2-0.3.6-fix-metadata.diff
deleted file mode 100644
index f05ab16..0000000
--- a/socket2-0.3.6-fix-metadata.diff
+++ /dev/null
@@ -1,11 +0,0 @@
---- socket2-0.3.6/Cargo.toml	1969-12-31T16:00:00-08:00
-+++ socket2-0.3.6/Cargo.toml	2018-06-04T21:26:47.924414-07:00
-@@ -33,8 +33,3 @@
- 
- [target."cfg(any(unix, target_os = \"redox\"))".dependencies.libc]
- version = "0.2"
--[target."cfg(target_os = \"redox\")".dependencies.redox_syscall]
--version = "0.1.38"
--[target."cfg(windows)".dependencies.winapi]
--version = "0.3.3"
--features = ["handleapi", "ws2def", "ws2ipdef", "ws2tcpip", "minwindef"]
diff --git a/socket2-0.3.7-fix-metadata.diff b/socket2-0.3.7-fix-metadata.diff
new file mode 100644
index 0000000..53e94fe
--- /dev/null
+++ b/socket2-0.3.7-fix-metadata.diff
@@ -0,0 +1,11 @@
+--- socket2-0.3.7/Cargo.toml	1970-01-01T01:00:00+01:00
++++ socket2-0.3.7/Cargo.toml	2018-06-28T11:00:16.832072+02:00
+@@ -33,8 +33,3 @@
+ 
+ [target."cfg(any(unix, target_os = \"redox\"))".dependencies.libc]
+ version = "0.2.42"
+-[target."cfg(target_os = \"redox\")".dependencies.redox_syscall]
+-version = "0.1.38"
+-[target."cfg(windows)".dependencies.winapi]
+-version = "0.3.3"
+-features = ["handleapi", "ws2def", "ws2ipdef", "ws2tcpip", "minwindef"]
diff --git a/sources b/sources
index 7a1867e..5757927 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (socket2-0.3.6.crate) = afce6a4dc256fdf3fb131e36965e416895e2fd0d906b271e63ec6213c36ddf899c4d8deb139902a2e75631243f9c244d44494a21d2b8b2eb07b7fb78a3518b77
+SHA512 (socket2-0.3.7.crate) = 8f1244ff7b8a100026736eb1a873b3de219e9cb9beadc92a889e083579c4eb93145f987cc91a32440f2216402b8a3591de6afd6b0285a4b75dff7711fb3659a3