diff --git a/.gitignore b/.gitignore
index 0073435..6b5ac88 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /tempfile-2.2.0.crate
 /tempfile-3.0.2.crate
 /tempfile-3.0.3.crate
+/tempfile-3.0.4.crate
diff --git a/rust-tempfile.spec b/rust-tempfile.spec
index 8f0c1b1..dbbad24 100644
--- a/rust-tempfile.spec
+++ b/rust-tempfile.spec
@@ -5,10 +5,11 @@
 %global crate tempfile
 
 Name:           rust-%{crate}
-Version:        3.0.3
+Version:        3.0.4
 Release:        1%{?dist}
 Summary:        Library for managing temporary files and directories
 
+# Upstream license specification: MIT/Apache-2.0
 License:        MIT or ASL 2.0
 URL:            https://crates.io/crates/tempfile
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
@@ -21,6 +22,7 @@ ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
 # [dependencies]
+BuildRequires:  (crate(cfg-if) >= 0.1.0 with crate(cfg-if) < 0.2.0)
 BuildRequires:  (crate(libc) >= 0.2.27 with crate(libc) < 0.3.0)
 BuildRequires:  (crate(rand) >= 0.5.0 with crate(rand) < 0.6.0)
 BuildRequires:  (crate(remove_dir_all) >= 0.5.0 with crate(remove_dir_all) < 0.6.0)
@@ -60,6 +62,9 @@ which use %{crate} from crates.io.
 %exclude %{cargo_registry}/%{crate}-%{version}/appveyor.yml
 
 %changelog
+* Thu Sep 20 2018 Josh Stone <jistone@redhat.com> - 3.0.4-1
+- Update to 3.0.4
+
 * Wed Jul 18 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 3.0.3-1
 - Update to 3.0.3
 
diff --git a/sources b/sources
index 1262caa..4a7be21 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (tempfile-3.0.3.crate) = 2bcc90ba3eed8a830b33de169419e222c16f9e0209734cdcf919422fdb504b29fc75f30dff7243bf19eb81cca12c80c94b80a622be8bac7b847242a58595873a
+SHA512 (tempfile-3.0.4.crate) = 54890e6632f7fe81914b013fb63951eb651f7c833c6857db7dc701ca719108131acf97dfd5af4c821d32902618bd9e256ec4dd39edaa42f57f9f459a246b2770