diff --git a/.gitignore b/.gitignore
index 84a3882..8702f2a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,4 @@
 /proc-macro2-0.2.3.crate
 /proc-macro2-0.3.6.crate
 /proc-macro2-0.3.7.crate
+/proc-macro2-0.3.8.crate
diff --git a/rust-proc-macro2.spec b/rust-proc-macro2.spec
index 9cbc9f2..e9d37a6 100644
--- a/rust-proc-macro2.spec
+++ b/rust-proc-macro2.spec
@@ -5,7 +5,7 @@
 %global crate proc-macro2
 
 Name:           rust-%{crate}
-Version:        0.3.7
+Version:        0.3.8
 Release:        1%{?dist}
 Summary:        Stable implementation of the upcoming new `proc_macro` API
 
@@ -55,6 +55,9 @@ which use %{crate} from crates.io.
 %{cargo_registry}/%{crate}-%{version}/
 
 %changelog
+* Wed May 02 2018 Josh Stone <jistone@redhat.com> - 0.3.8-1
+- Update to 0.3.8
+
 * Tue Apr 24 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.3.7-1
 - Update to 0.3.7
 
diff --git a/sources b/sources
index 668892a..fc7c382 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (proc-macro2-0.3.7.crate) = dcc923271886a33df34e2385a72b3654b66081f97082ed8ac5d9e65cdcc9352a31812c18c958e2a0d00797b98e02b34e0d40b98ebbddd6773f51628b26ca6640
+SHA512 (proc-macro2-0.3.8.crate) = df6d48a5d9c2b7c3f071de3336343ac00c61427c74675512c457ce23d30879350fc995809154289fe9c2d08b7bc39a9137898f651bed8c3646695abfb8368a9d