diff --git a/Cargo.lock b/Cargo.lock
index b1df689..fa96677 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "anyhow"
@@ -58,6 +58,12 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
+[[package]]
+name = "bitflags"
+version = "2.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4512299f36f043ab09a583e57bceb5a5aab7a73db1805848e8fef3c9e8c78b3"
+
 [[package]]
 name = "bytes"
 version = "1.0.1"
@@ -176,7 +182,7 @@ name = "csi-proto"
 version = "0.1.0"
 dependencies = [
  "async-trait",
- "bitflags",
+ "bitflags 2.11.1",
  "lazy_static",
  "prost",
  "prost-types",
@@ -705,7 +711,7 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94341e4e44e24f6b591b59e47a8a027df12e008d73fd5672dbea9cc22f4507d9"
 dependencies = [
- "bitflags",
+ "bitflags 1.2.1",
 ]
 
 [[package]]
diff --git a/crates/proto/Cargo.toml b/crates/proto/Cargo.toml
index f7e61ef..188315a 100644
--- a/crates/proto/Cargo.toml
+++ b/crates/proto/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 
 [dependencies]
 async-trait = "0.1"
-bitflags = "1"
+bitflags = "2"
 lazy_static = "1"
 prost = "0.7"
 prost-types = "0.7"