diff --git a/copas-cvs-6.rockspec b/copas-cvs-6.rockspec
index 6e3b393..c744913 100644
--- a/copas-cvs-6.rockspec
+++ b/copas-cvs-6.rockspec
@@ -28,7 +28,7 @@ description = {
 }
 dependencies = {
    "lua >= 5.1, < 5.6",
-   "luasocket >= 2.1, <= 3.0rc1-2",
+   "luasocket ~> 3",
    "coxpcall >= 1.14",
    "binaryheap >= 0.4",
    "timerwheel ~> 1",
diff --git a/docs/index.html b/docs/index.html
index 21c668f..3fdb2bb 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -106,6 +106,7 @@ <h2><a name="history"></a>History</h2>
         threads to wait for its result via <code>future:get()</code> or poll with <code>future:try()</code>.
         Errors in the task are propagated to callers. Pending tasks can be cancelled with
         <code>future:cancel()</code>.</li>
+        <li>Deps: bump LuaSocket to 3.x release.</li>
     </ul></dd>
 
     <dt><strong>Copas 4.9.0</strong> [11/Mar/2026]</dt>
diff --git a/tests/exit.lua b/tests/exit.lua
index ecf7321..4c37c8a 100644
--- a/tests/exit.lua
+++ b/tests/exit.lua
@@ -25,7 +25,7 @@ else
 end
 
 done = false
-local server = socket.bind("*", 20000)
+local server = socket.bind("localhost", 20000)
 local message = "Hello world!"
 
 copas.addserver(server, function(skt)
diff --git a/tests/http-timeout.lua b/tests/http-timeout.lua
index 5379b4b..8a13005 100644
--- a/tests/http-timeout.lua
+++ b/tests/http-timeout.lua
@@ -47,7 +47,7 @@ end, true) -- true: make it the default for all threads/coros
 
 
 local function runtest()
-  local s1 = socket.bind('*', 49500)
+  local s1 = socket.bind('localhost', 49500)
   copas.addserver(s1, copas.handler(function(skt)
     -- HTTP server that will optionally do a timeout on the request, or on the response
     copas.setsocketname("Server 49500", skt)
diff --git a/tests/httpredirect.lua b/tests/httpredirect.lua
index ac7427e..55c560f 100644
--- a/tests/httpredirect.lua
+++ b/tests/httpredirect.lua
@@ -49,7 +49,7 @@ copas.addthread(function()
       -- initial redirect to the same url, over https, hence the final
       -- redirect is a downgrade which then errors out
       -- so we set up a local http-server to deal with this
-      local server = assert(socket.bind("127.0.0.1", 9876))
+      local server = assert(socket.bind("localhost", 9876))
       local crlf = string.char(13)..string.char(10)
       copas.addserver(server, function(skt)
           skt = copas.wrap(skt)
diff --git a/tests/largetransfer.lua b/tests/largetransfer.lua
index 46363d6..a311c79 100644
--- a/tests/largetransfer.lua
+++ b/tests/largetransfer.lua
@@ -17,7 +17,7 @@ local done = 0
 local sparams, cparams
 
 local function runtest()
-  local s1 = socket.bind('*', 49500)
+  local s1 = socket.bind('localhost', 49500)
   copas.addserver(s1, copas.handler(function(skt)
       copas.setsocketname("Server 49500", skt)
       copas.setthreadname("Server 49500")
@@ -30,7 +30,7 @@ local function runtest()
       done = done + 1
     end, sparams))
 
-  local s2 = socket.bind('*', 49501)
+  local s2 = socket.bind('localhost', 49501)
   copas.addserver(s2, copas.handler(function(skt)
       skt:settimeout(0)  -- set, uses the `receivepartial` method
       copas.setsocketname("Server 49501", skt)
diff --git a/tests/removeserver.lua b/tests/removeserver.lua
index 10928c2..5da5e7e 100644
--- a/tests/removeserver.lua
+++ b/tests/removeserver.lua
@@ -5,7 +5,7 @@
 local copas = require("copas")
 local socket = require("socket")
 
-local wskt = socket.bind("*", 0)
+local wskt = socket.bind("localhost", 0)
 local whost, wport = wskt:getsockname()
 wport = tonumber(wport)
 
diff --git a/tests/starve.lua b/tests/starve.lua
index 4b70667..063de01 100644
--- a/tests/starve.lua
+++ b/tests/starve.lua
@@ -15,7 +15,7 @@ local body = ("A"):rep(1024*1024*50) -- 50 mb string
 local done = 0
 
 local function runtest()
-  local s1 = socket.bind('*', 49500)
+  local s1 = socket.bind('localhost', 49500)
   copas.addserver(s1, copas.handler(function(skt)
       copas.setsocketname("Server 49500", skt)
       copas.setthreadname("Server 49500")
diff --git a/tests/tls-sni.lua b/tests/tls-sni.lua
index c2b7453..101a226 100644
--- a/tests/tls-sni.lua
+++ b/tests/tls-sni.lua
@@ -67,7 +67,7 @@ local function echoHandler(skt)
   end
 end
 
-server = assert(socket.bind("*", port))
+server = assert(socket.bind("localhost", port))
 copas.addserver(server, copas.handler(echoHandler, server_params))
 
 copas.addthread(function()