diff --git a/Cargo.lock b/Cargo.lock
index 4412df483d2..e1718b4255f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3102,9 +3102,9 @@ dependencies = [
 
 [[package]]
 name = "prost"
-version = "0.11.5"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c01db6702aa05baa3f57dec92b8eeeeb4cb19e894e73996b32a4093289e54592"
+checksum = "21dc42e00223fc37204bd4aa177e69420c604ca4a183209a8f9de30c6d934698"
 dependencies = [
  "bytes",
  "prost-derive",
@@ -3132,9 +3132,9 @@ dependencies = [
 
 [[package]]
 name = "prost-derive"
-version = "0.11.5"
+version = "0.11.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c8842bad1a5419bca14eac663ba798f6bc19c413c2fdceb5f3ba3b0932d96720"
+checksum = "8bda8c0881ea9f722eb9629376db3d0b903b462477c1aafcb0566610ac28ac5d"
 dependencies = [
  "anyhow",
  "itertools",
diff --git a/zebrad/Cargo.toml b/zebrad/Cargo.toml
index 44c2df4be78..46b7b24600d 100644
--- a/zebrad/Cargo.toml
+++ b/zebrad/Cargo.toml
@@ -189,7 +189,7 @@ tokio = { version = "1.24.1", features = ["full", "tracing", "test-util"] }
 tokio-stream = "0.1.11"
 
 # test feature lightwalletd-grpc-tests
-prost = "0.11.5"
+prost = "0.11.6"
 tonic = "0.8.0"
 
 proptest = "0.10.1"