diff --git a/.gitignore b/.gitignore
index 90c76b5..b77bf58 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,4 @@
 /cxx-1.0.60.crate
 /cxx-1.0.62.crate
 /cxx-1.0.63.crate
+/cxx-1.0.64.crate
diff --git a/rust-cxx.spec b/rust-cxx.spec
index 4c3ffe1..62e594d 100644
--- a/rust-cxx.spec
+++ b/rust-cxx.spec
@@ -6,7 +6,7 @@
 %global crate cxx
 
 Name:           rust-%{crate}
-Version:        1.0.63
+Version:        1.0.64
 Release:        %autorelease
 Summary:        Safe interop between Rust and C++
 
diff --git a/sources b/sources
index ce4383e..a7a7308 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (cxx-1.0.63.crate) = e8dc09fe8de70d71b1eb9f920947d73b6c893ef7bab415c4b445a56347ed621bef86f8a4b7578594bbe6b09f18e24d044eec6fbfbd2d5a98e44c4dca3389bd52
+SHA512 (cxx-1.0.64.crate) = d590056dac6adb0326d26a67f27e16dd5e736b151f409414cc2679f134b48a869ec0cded08be5d308d9ff93292b5c34adf465ebe7e50c3bd3925f0fec457ae91