diff --git a/Cargo.lock b/Cargo.lock
index bed8a34..49d8b3e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.15"
@@ -255,6 +257,15 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.10.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0fd2260e829bddf4cb6ea802289de2f86d6a7a690192fbe91b3f46e0f2c8473"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "0.4.7"
@@ -446,7 +457,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e6984d2f1a23009bd270b8bb56d0926810a3d483f59c987d77969e9d8e840b2"
 dependencies = [
  "bytes",
- "prost-derive",
+ "prost-derive 0.7.0",
+]
+
+[[package]]
+name = "prost"
+version = "0.11.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21dc42e00223fc37204bd4aa177e69420c604ca4a183209a8f9de30c6d934698"
+dependencies = [
+ "bytes",
+ "prost-derive 0.11.6",
 ]
 
 [[package]]
@@ -457,11 +478,11 @@ checksum = "32d3ebd75ac2679c2af3a92246639f9fcc8a442ee420719cc4fe195b98dd5fa3"
 dependencies = [
  "bytes",
  "heck",
- "itertools",
+ "itertools 0.9.0",
  "log",
  "multimap",
  "petgraph",
- "prost",
+ "prost 0.7.0",
  "prost-types",
  "tempfile",
  "which",
@@ -474,7 +495,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "169a15f3008ecb5160cba7d37bcd690a7601b6d30cfb87a117d45e59d52af5d4"
 dependencies = [
  "anyhow",
- "itertools",
+ "itertools 0.9.0",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "prost-derive"
+version = "0.11.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8bda8c0881ea9f722eb9629376db3d0b903b462477c1aafcb0566610ac28ac5d"
+dependencies = [
+ "anyhow",
+ "itertools 0.10.5",
  "proc-macro2",
  "quote",
  "syn",
@@ -487,7 +521,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b518d7cdd93dab1d1122cf07fa9a60771836c668dde9d9e2a139f957f0d9f1bb"
 dependencies = [
  "bytes",
- "prost",
+ "prost 0.7.0",
 ]
 
 [[package]]
@@ -570,7 +604,7 @@ name = "relay"
 version = "0.1.0"
 dependencies = [
  "bytes",
- "prost",
+ "prost 0.11.6",
  "prost-build",
  "prost-types",
  "tokio",
@@ -647,7 +681,7 @@ version = "0.1.0"
 dependencies = [
  "bytes",
  "env_logger",
- "prost",
+ "prost 0.11.6",
  "prost-build",
  "prost-types",
  "serde",
@@ -859,7 +893,7 @@ version = "0.1.0"
 dependencies = [
  "bytes",
  "magnum-opus",
- "prost",
+ "prost 0.11.6",
  "prost-build",
  "prost-types",
  "thiserror",
diff --git a/libs/relay/Cargo.toml b/libs/relay/Cargo.toml
index 1df5d61..fc82b32 100644
--- a/libs/relay/Cargo.toml
+++ b/libs/relay/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 
 [dependencies]
 bytes = "1"
-prost = "0.7"
+prost = "0.11"
 prost-types = "0.7"
 
 [dependencies.tokio]
diff --git a/libs/voice/Cargo.toml b/libs/voice/Cargo.toml
index f55f22a..be08a9b 100644
--- a/libs/voice/Cargo.toml
+++ b/libs/voice/Cargo.toml
@@ -9,7 +9,7 @@ edition = "2018"
 [dependencies]
 thiserror = "1"
 bytes = "1"
-prost = "0.7"
+prost = "0.11"
 prost-types = "0.7"
 magnum-opus = "0.3"
 
diff --git a/server/Cargo.toml b/server/Cargo.toml
index 4e1e256..33df8da 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -9,7 +9,7 @@ edition = "2018"
 [dependencies]
 bytes = "1"
 thiserror = "1"
-prost = "0.7"
+prost = "0.11"
 prost-types = "0.7"
 tokio-stream = "0.1"
 env_logger = "0.8.2"