diff --git a/Cargo.lock b/Cargo.lock
index 9098ba7..a0606d4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1115,7 +1115,7 @@ dependencies = [
  "tabwriter",
  "thiserror 1.0.69",
  "tokio",
- "tokio-tungstenite",
+ "tokio-tungstenite 0.29.0",
  "toml",
  "uuid",
  "xz2",
@@ -1507,7 +1507,7 @@ dependencies = [
  "slog",
  "thiserror 1.0.69",
  "tokio",
- "tokio-tungstenite",
+ "tokio-tungstenite 0.21.0",
  "uuid",
 ]
 
@@ -2429,7 +2429,19 @@ dependencies = [
  "futures-util",
  "log",
  "tokio",
- "tungstenite",
+ "tungstenite 0.21.0",
+]
+
+[[package]]
+name = "tokio-tungstenite"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f72a05e828585856dacd553fba484c242c46e391fb0e58917c942ee9202915c"
+dependencies = [
+ "futures-util",
+ "log",
+ "tokio",
+ "tungstenite 0.29.0",
 ]
 
 [[package]]
@@ -2606,6 +2618,22 @@ dependencies = [
  "utf-8",
 ]
 
+[[package]]
+name = "tungstenite"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c01152af293afb9c7c2a57e4b559c5620b421f6d133261c60dd2d0cdb38e6b8"
+dependencies = [
+ "bytes",
+ "data-encoding",
+ "http",
+ "httparse",
+ "log",
+ "rand 0.9.2",
+ "sha1",
+ "thiserror 2.0.18",
+]
+
 [[package]]
 name = "typeid"
 version = "1.0.3"
diff --git a/Cargo.toml b/Cargo.toml
index 39c3c91..c1c1774 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,7 @@ toml = "0.9"
 propolis-client = { git = "https://github.com/oxidecomputer/propolis", rev = "36f20be9bb4c3b362029237f5feb6377c982395f" }
 libc = "0.2"
 tokio = { version = "1.50.0", features = ["full"] }
-tokio-tungstenite = "0.21"
+tokio-tungstenite = "0.29"
 futures = "0.3"
 clap = { version = "4.5.60", features = ["color", "derive"] }
 tabwriter = { version = "1", features = ["ansi_formatting"] }