diff --git a/fitsio-sys/Cargo.toml b/fitsio-sys/Cargo.toml
index 748cb7a9..ea056cf9 100644
--- a/fitsio-sys/Cargo.toml
+++ b/fitsio-sys/Cargo.toml
@@ -22,7 +22,7 @@ with-bindgen = ["bindgen"]
 [build-dependencies]
 pkg-config = "0.3.16"
 autotools = ">= 0.2.5"
-bindgen = { version = "0.70", optional = true }
+bindgen = { version = "0.71", optional = true }
 
 [package.metadata.docs.rs]
 targets = ["x86_64-unknown-linux-gnu"]