diff --git a/Cargo.toml b/Cargo.toml
index dda3319..e530501 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ num-complex = { version = "0.4.6", optional = true }
 cfg-if = "1.0.0"
 
 [build-dependencies]
-bindgen = "0.69.4"
+bindgen = "0.70.1"
 cc = "1.1.6"
 
 [features]