diff --git a/Cargo.lock b/Cargo.lock
index 4ee61fc..e6b952c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3116,18 +3116,14 @@ checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
 [[package]]
 name = "polariton"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e8f83852ae293ba0b4c7a188e1749d90cecf2b1b257bf3b7f74c8b344c3b81c"
+version = "0.4.0"
 dependencies = [
  "tokio",
 ]
 
 [[package]]
 name = "polariton_server"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8bccc3bc630fc4915278007d0bffe519d13ec7693068484c570ad371bf2190f"
+version = "0.4.0"
 dependencies = [
  "async-trait",
  "log",
diff --git a/Cargo.toml b/Cargo.toml
index 6c84ea2..4a88bf7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,10 +35,10 @@ libfj = { version = "0.8" }
 log = "0.4"
 env_logger = "0.11"
 clap = { version = "4.5", features = [ "derive" ] }
-#polariton = { version = "0.3", path = "../polariton", features = [ "tokio-async" ] }
-#polariton_server = { version = "0.3", path = "../polariton/server", features = [ "tokio-async" ] }
-polariton = { version = "0.3", features = [ "tokio-async" ] }
-polariton_server = { version = "0.3", features = [ "tokio-async" ] }
+polariton = { version = "0.4", path = "../polariton", features = [ "tokio-async" ] }
+polariton_server = { version = "0.4", path = "../polariton/server", features = [ "tokio-async" ] }
+#polariton = { version = "0.3", features = [ "tokio-async" ] }
+#polariton_server = { version = "0.3", features = [ "tokio-async" ] }
 serde = { version = "1.0", features = [ "derive" ] }
 serde_json = "1.0"
 async-trait = "0.1"