diff --git a/.gitignore b/.gitignore
index 26b12a5..3391627 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /cexpr-0.3.0.crate
+/cexpr-0.3.1.crate
diff --git a/0001-bump-clang-sys-to-0.24.patch b/0001-bump-clang-sys-to-0.24.patch
deleted file mode 100644
index ec1b635..0000000
--- a/0001-bump-clang-sys-to-0.24.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-From 4102a9e624596828aa36f4b9c487be928687b561 Mon Sep 17 00:00:00 2001
-From: Igor Gnatenko <i.gnatenko.brain@gmail.com>
-Date: Thu, 4 Oct 2018 14:43:07 +0200
-Subject: [PATCH] bump clang-sys to 0.24
-
-Signed-off-by: Igor Gnatenko <i.gnatenko.brain@gmail.com>
----
- tests/clang.rs | 4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/tests/clang.rs b/tests/clang.rs
-index 8578811..93cb8dc 100644
---- a/tests/clang.rs
-+++ b/tests/clang.rs
-@@ -149,11 +149,11 @@ unsafe fn visit_children<F>(cursor: CXCursor, mut f: F)
- 
- unsafe fn location_in_scope(r: CXSourceRange) -> bool {
- 	let start=clang_getRangeStart(r);
--	let mut file=CXFile(ptr::null_mut());
-+	let mut file: CXFile=ptr::null_mut();
- 	clang_getSpellingLocation(start,&mut file,ptr::null_mut(),ptr::null_mut(),ptr::null_mut());
- 	clang_Location_isFromMainFile(start)!=0
- 		&& clang_Location_isInSystemHeader(start)==0
--		&& file.0!=ptr::null_mut()
-+		&& file!=ptr::null_mut()
- }
- 
- /// tokenize_range_adjust can be used to work around LLVM bug 9069
--- 
-2.19.0
-
diff --git a/cexpr-fix-metadata.diff b/cexpr-fix-metadata.diff
deleted file mode 100644
index 8f2c8b4..0000000
--- a/cexpr-fix-metadata.diff
+++ /dev/null
@@ -1,8 +0,0 @@
---- cexpr-0.3.0/Cargo.toml	1969-12-31T16:00:00-08:00
-+++ cexpr-0.3.0/Cargo.toml	2018-10-08T16:03:37.087519-07:00
-@@ -23,4 +23,4 @@
- version = "^4"
- features = ["verbose-errors"]
- [dev-dependencies.clang-sys]
--version = "0.11.0"
-+version = "0.26"
diff --git a/rust-cexpr.spec b/rust-cexpr.spec
index 5b45cdc..2094ab0 100644
--- a/rust-cexpr.spec
+++ b/rust-cexpr.spec
@@ -5,18 +5,14 @@
 %global crate cexpr
 
 Name:           rust-%{crate}
-Version:        0.3.0
-Release:        2%{?dist}
+Version:        0.3.1
+Release:        1%{?dist}
 Summary:        C expression parser and evaluator
 
 # Upstream license specification: Apache-2.0/MIT
 License:        ASL 2.0 or MIT
 URL:            https://crates.io/crates/cexpr
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
-# Initial patched metadata
-# * Bump clang-sys to 0.26 and fix tests
-Patch0:         cexpr-fix-metadata.diff
-Patch0001:      0001-bump-clang-sys-to-0.24.patch
 
 ExclusiveArch:  %{rust_arches}
 
@@ -25,7 +21,7 @@ BuildRequires:  rust-packaging
 BuildRequires:  ((crate(nom) >= 4.0.0 with crate(nom) < 5.0.0) with crate(nom/verbose-errors))
 %if %{with check}
 # [dev-dependencies]
-BuildRequires:  (crate(clang-sys) >= 0.26.0 with crate(clang-sys) < 0.27.0)
+BuildRequires:  (crate(clang-sys) >= 0.13.0 with crate(clang-sys) <= 0.26.0)
 %endif
 
 %description
@@ -61,6 +57,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Tue Oct 09 2018 Josh Stone <jistone@redhat.com> - 0.3.1-1
+- Update to 0.3.1
+
 * Mon Oct 08 2018 Josh Stone <jistone@redhat.com> - 0.3.0-2
 - Bump to clang-sys 0.26
 
diff --git a/sources b/sources
index 4cca11f..764f704 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cexpr-0.3.0.crate) = e658eae2643c4b82005c812859caa92576eafcaeb5aa7dc6c438e8d2b562bb249c9b4fa5d365011db9c4e057ff85a90b3e55e2efa662c161bd0e196b0a2eb6c7
+SHA512 (cexpr-0.3.1.crate) = d0c41291d3c898304af2856a8915ce4bfa7cf992a942e785006c32439480744d316cfe287e0b0f48793fd736107333d8992faac8b70f975b14e0c1a4453befb0