diff --git a/ports/asio/portfile.cmake b/ports/asio/portfile.cmake
index 1dd2d45c5f..bec1204fec 100644
--- a/ports/asio/portfile.cmake
+++ b/ports/asio/portfile.cmake
@@ -3,8 +3,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO chriskohlhoff/asio
-    REF asio-1-30-2
-    SHA512 cfba1998d4f666156e751c4cab1e504441b368efbf344e22de30f8b983670a88d045d3ca82f197b95522a2026262274f93bc3061210781ce30c35c71a386ce6e
+    REF asio-1-31-0
+    SHA512 505c3f4e4043cd73be1a28ab611d7f61046d6b60f80c08aaceea892a76ce7f51056d39516d7b4e836611a9974c227de52c0434122af0ea8539ceb57363a82b62
     HEAD_REF master
 )
 
diff --git a/ports/asio/vcpkg.json b/ports/asio/vcpkg.json
index c862b7547c..d7812dde0e 100644
--- a/ports/asio/vcpkg.json
+++ b/ports/asio/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "asio",
-  "version": "1.30.2",
+  "version": "1.31.0",
   "description": "Asio is a cross-platform C++ library for network and low-level I/O programming that provides developers with a consistent asynchronous model using a modern C++ approach.",
   "homepage": "https://github.com/chriskohlhoff/asio",
   "documentation": "https://think-async.com/Asio/asio-1.28.0/doc/",
diff --git a/versions/a-/asio.json b/versions/a-/asio.json
index de8b1c0a6e..6b537b2bac 100644
--- a/versions/a-/asio.json
+++ b/versions/a-/asio.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "2c04598bad69b7562ec517525d8312036d428fd1",
+      "version": "1.31.0",
+      "port-version": 0
+    },
     {
       "git-tree": "17ce1a2d17d0cb0d50eb72c89a9e51f472ef31f4",
       "version": "1.30.2",
diff --git a/versions/baseline.json b/versions/baseline.json
index ad66db8e97..19863394ae 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -253,7 +253,7 @@
       "port-version": 0
     },
     "asio": {
-      "baseline": "1.30.2",
+      "baseline": "1.31.0",
       "port-version": 0
     },
     "asio-grpc": {