diff --git a/Cargo.lock b/Cargo.lock
index 0abcccf..f87a916 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -221,15 +221,6 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
-[[package]]
-name = "autotools"
-version = "0.2.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ef941527c41b0fc0dd48511a8154cd5fc7e29200a0ff8b7203c5d777dbc795cf"
-dependencies = [
- "cc",
-]
-
 [[package]]
 name = "aws-lc-rs"
 version = "1.16.1"
@@ -3620,11 +3611,11 @@ dependencies = [
 
 [[package]]
 name = "protobuf-src"
-version = "1.1.0+21.5"
+version = "2.1.1+27.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7ac8852baeb3cc6fb83b93646fb93c0ffe5d14bf138c945ceb4b9948ee0e3c1"
+checksum = "6217c3504da19b85a3a4b2e9a5183d635822d83507ba0986624b5c05b83bfc40"
 dependencies = [
- "autotools",
+ "cmake",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index efe0742..9ccf42f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -86,7 +86,7 @@ futures = "0.3"
 bytes = "1"
 pin-project-lite = "0.2"
 tokio-stream = "0.1"
-protobuf-src = "1.1.0"
+protobuf-src = "2.1.1"
 url = "2"
 
 # Database