diff --git a/Cargo.lock b/Cargo.lock
index 5528c76d9f..e774cd6672 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -230,9 +230,9 @@ checksum = "514de17de45fdb8dc022b1a7975556c53c86f9f0aa5f534b98977b171857c2c9"
 
 [[package]]
 name = "capnp"
-version = "0.19.2"
+version = "0.19.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4bfb7088540597aa9a835f445dae750aa0792f84d253c6cd515940486e98e00"
+checksum = "b11832e6fb7a695c4a63cc42bd97bd2cda7165cd850caf5aff9a3d0e617720ed"
 dependencies = [
  "embedded-io",
 ]
diff --git a/conmon-rs/client/Cargo.toml b/conmon-rs/client/Cargo.toml
index d70e00810b..6797b645a9 100644
--- a/conmon-rs/client/Cargo.toml
+++ b/conmon-rs/client/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.6.1"
 edition = "2021"
 
 [dependencies]
-capnp = "0.19.2"
+capnp = "0.19.3"
 capnp-rpc = "0.19.0"
 conmon-common = { path = "../common" }
 futures = "0.3.30"
diff --git a/conmon-rs/common/Cargo.toml b/conmon-rs/common/Cargo.toml
index f710d15244..db372715f0 100644
--- a/conmon-rs/common/Cargo.toml
+++ b/conmon-rs/common/Cargo.toml
@@ -5,8 +5,8 @@ version = "0.6.1"
 edition = "2021"
 
 [dependencies]
-capnp = "0.19.2"
+capnp = "0.19.3"
 
 [build-dependencies]
-capnp = "0.19.2"
+capnp = "0.19.3"
 capnpc = "0.19.0"
diff --git a/conmon-rs/server/Cargo.toml b/conmon-rs/server/Cargo.toml
index b2eaf681f3..1568af79e4 100644
--- a/conmon-rs/server/Cargo.toml
+++ b/conmon-rs/server/Cargo.toml
@@ -9,7 +9,7 @@ path = "src/main.rs"
 
 [dependencies]
 anyhow = "1.0.81"
-capnp = "0.19.2"
+capnp = "0.19.3"
 capnp-rpc = "0.19.0"
 clap = { version = "4.3.8", features = ["color", "cargo", "deprecated", "derive", "deprecated", "env", "string", "unicode", "wrap_help"] }
 command-fds = { version = "0.3.0", features = ["tokio"] }