diff --git a/.gitignore b/.gitignore
index 02ff580..874e6fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /quote-0.3.15.crate
 /quote-0.4.2.crate
+/quote-0.5.1.crate
diff --git a/rust-quote.spec b/rust-quote.spec
index 8af061a..bf6bd01 100644
--- a/rust-quote.spec
+++ b/rust-quote.spec
@@ -5,7 +5,7 @@
 %global crate quote
 
 Name:           rust-%{crate}
-Version:        0.4.2
+Version:        0.5.1
 Release:        1%{?dist}
 Summary:        Quasi-quoting macro quote!(...)
 
@@ -17,7 +17,7 @@ ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
 # [dependencies]
-BuildRequires:  (crate(proc-macro2) >= 0.2.0 with crate(proc-macro2) < 0.3.0)
+BuildRequires:  (crate(proc-macro2) >= 0.3.0 with crate(proc-macro2) < 0.4.0)
 
 %description
 %{summary}.
@@ -53,6 +53,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Tue Apr 17 2018 Josh Stone <jistone@redhat.com> - 0.5.1-1
+- Update to 0.5.1
+
 * Thu Mar 08 2018 Josh Stone <jistone@redhat.com> - 0.4.2-1
 - Update to 0.4.2
 
diff --git a/sources b/sources
index 80e15dd..34c9b81 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (quote-0.4.2.crate) = 9ca038ee67a2b3e527cafbd7cd3536c92316ad6a05b4d9e787e882c12e0548b5fac648efe1da98b9a517f213581b2afc57b5838f9e968b5385a5292fe9c93a2a
+SHA512 (quote-0.5.1.crate) = bbf670fbfdeec126de0a083415f11b2cefbefa30db8390c2b7b80a2e541030cfb8153f2cbd2641dad6d35e25eab9cc3143861ffefe536bd2d119f8d967bbb44b