Update version.
diff --git a/Cargo.lock b/Cargo.lock
index eacc7ab..8f1a2b5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -26,7 +26,7 @@
 
 [[package]]
 name = "bindgen"
-version = "0.42.2"
+version = "0.42.3"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "cexpr 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
diff --git a/Cargo.toml b/Cargo.toml
index 2ea63fb..0b5ad56 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@
 repository = "https://github.com/rust-lang-nursery/rust-bindgen"
 documentation = "https://docs.rs/bindgen"
 homepage = "https://rust-lang-nursery.github.io/rust-bindgen/"
-version = "0.42.2"
+version = "0.42.3"
 build = "build.rs"
 
 include = [