diff --git a/gdal-sys/Cargo.toml b/gdal-sys/Cargo.toml
index 4de56885..9e0eab0b 100644
--- a/gdal-sys/Cargo.toml
+++ b/gdal-sys/Cargo.toml
@@ -14,6 +14,6 @@ links="gdal"
 libc = "0.2"
 
 [build-dependencies]
-bindgen = { version = "0.65", optional = true }
+bindgen = { version = "0.66", optional = true }
 pkg-config = "0.3"
 semver = "1.0"