diff --git a/dev/leaf.toml b/dev/leaf.toml
index f623d71c1..2a38e0c88 100644
--- a/dev/leaf.toml
+++ b/dev/leaf.toml
@@ -5,8 +5,7 @@ level = "debug"
 
 [server]
 # Listen for QUIC connections on UDP:4444
-# Sometimes IPv6 causes issues; try 127.0.0.1:4444 instead.
-listen = "[::]:4444"
+listen = "0.0.0.0:4444"
 
 # Generate a self-signed certificate for the server.
 # You should use a real certificate in production.
@@ -14,7 +13,7 @@ tls.generate = ["localhost"]
 
 [web.http]
 # Listen for HTTP and WebSocket (TCP) connections on the given address.
-listen = "[::]:4444"
+listen = "0.0.0.0:4444"
 
 # This clustering scheme is very very simple for now.
 #
diff --git a/dev/prod.toml b/dev/prod.toml
index 40805ca63..dbe2cf983 100644
--- a/dev/prod.toml
+++ b/dev/prod.toml
@@ -4,7 +4,7 @@
 [server]
 # Listen for QUIC connections on UDP:443
 # This is the default port for WebTransport
-listen = "[::]:443"
+listen = "0.0.0.0:443"
 
 [server.tls]
 # You'll need to provide a real certificate and key in production.
@@ -14,11 +14,11 @@ key = "key.pem"
 
 #[web.http]
 # Optionally listen for HTTP and WebSocket connections on port 80.
-# listen = "[::]:80"
+# listen = "0.0.0.0:80"
 
 [web.https]
 # Optionally listen for TCP/HTTPS/WSS connections on port 443.
-listen = "[::]:443"
+listen = "0.0.0.0:443"
 
 # You'll need to provide a real certificate and key in production.
 # This can be the exact same certificate and key as the QUIC endpoint.
diff --git a/dev/relay.toml b/dev/relay.toml
index c954f9ee1..d60af2bee 100644
--- a/dev/relay.toml
+++ b/dev/relay.toml
@@ -8,8 +8,7 @@ level = "debug"
 
 [server]
 # Listen for QUIC connections on UDP:4443
-# Sometimes IPv6 causes issues; try 127.0.0.1:4443 instead.
-listen = "[::]:4443"
+listen = "0.0.0.0:4443"
 
 # Generate a self-signed certificate for the given hostnames.
 # This is used for local development, in conjunction with a fingerprint, or with TLS verification disabled.
@@ -19,7 +18,7 @@ tls.generate = ["localhost"]
 # Listen for HTTP and WebSocket connections on the given TCP address.
 # This is unfortunately required to serve certificate.sha256 for local development.
 # However, as a bonus, we can serve tracks via both HTTP and WebSocket fallbacks.
-listen = "[::]:4443"
+listen = "0.0.0.0:4443"
 
 # See root.toml and leaf.toml for auth and clustering examples.
 [auth]
diff --git a/dev/root.toml b/dev/root.toml
index 8b8140de1..c3d94bfec 100644
--- a/dev/root.toml
+++ b/dev/root.toml
@@ -5,8 +5,7 @@ level = "debug"
 
 [server]
 # Listen for QUIC connections on UDP:4443
-# Sometimes IPv6 causes issues; try 127.0.0.1:4443 instead.
-listen = "[::]:4443"
+listen = "0.0.0.0:4443"
 
 # Generate a self-signed certificate for the given hostnames.
 # This is used for local development, in conjunction with a fingerprint, or with TLS verification disabled.
@@ -15,7 +14,7 @@ tls.generate = ["localhost"]
 [web.http]
 # Listen for HTTP and WebSocket (TCP) connections on the given address.
 # Defaults to disabled if not provided.
-listen = "[::]:4443"
+listen = "0.0.0.0:4443"
 
 # In production, we would use a real certificate from something like Let's Encrypt.
 # Multiple certificates are supported; the first one that matches the SNI will be used.