diff --git a/Cargo.lock b/Cargo.lock
index b48f220c477b..4adefe434435 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -572,12 +572,13 @@ dependencies = [
 
 [[package]]
 name = "cargo-run-wasm"
-version = "0.2.0"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "611b811fad83eebfcdcf47ae1e425c82d1249608bc571d537448d706be08cf27"
+checksum = "cc1e37cf14ef470ed74ec2a8b95e51b8623bcf6f76d24f233ebaeb209f766230"
 dependencies = [
  "devserver_lib",
  "pico-args",
+ "serde_json",
  "wasm-bindgen-cli-support",
 ]
 
diff --git a/run_wasm/Cargo.toml b/run_wasm/Cargo.toml
index 9fa8a128cf48..d89733661d6a 100644
--- a/run_wasm/Cargo.toml
+++ b/run_wasm/Cargo.toml
@@ -7,6 +7,6 @@ license.workspace = true
 publish = false
 
 [dependencies]
-cargo-run-wasm = "0.2.0"
+cargo-run-wasm = "0.3.2"
 pico-args = "0.5"
 webbrowser = "0.8"
diff --git a/run_wasm/src/main.rs b/run_wasm/src/main.rs
index b682b0bdefd0..25e7192695db 100644
--- a/run_wasm/src/main.rs
+++ b/run_wasm/src/main.rs
@@ -2,7 +2,7 @@
 //!
 //! This is a temporary solution while we're in the process of building our own xtask tools.
 
-use std::{net::ToSocketAddrs, time::Duration};
+use std::time::Duration;
 
 fn main() {
     // TODO(cmc): Why is this not taking the full screen?
@@ -106,20 +106,9 @@ fn main() {
         })
         .expect("Failed to spawn thread");
 
-    // Wait for the server to be up before opening a browser tab.
-    let addr = format!("{host}:{port}")
-        .to_socket_addrs()
-        .unwrap()
-        .next()
-        .unwrap();
-    loop {
-        // TODO(cmc): this will make the webserver embedded within cargo-run-wasm complain
-        // a bit but eh... that's only temporary.
-        if std::net::TcpStream::connect(addr).is_ok() {
-            break;
-        }
-        std::thread::sleep(Duration::from_millis(200));
-    }
+    // It would be nice to start a webbrowser, but we can't really know when the server is ready.
+    // So we just sleep for a while and hope it works.
+    std::thread::sleep(Duration::from_millis(500));
 
     // Open browser tab.
     let viewer_url = format!("http://{host}:{port}",);