diff --git a/Cargo.toml b/Cargo.toml
index 4f61729579..faacd40c4c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,7 +27,7 @@ required-features = ["ardupilotmega"]
 crc-any = { version = "2.3.5", default-features = false }
 num-traits = { version = "0.2", default-features = false }
 num-derive = "0.3.2"
-bitflags = "1.2.1"
+bitflags = "2.3.1"
 serial = { version = "0.4", optional = true }
 serde = { version = "1.0.115", optional = true, features = ["derive"] }
 byteorder = { version = "1.3.4", default-features = false }