diff --git a/ports/cli11/portfile.cmake b/ports/cli11/portfile.cmake
index 43cb23df56..b560b91a70 100644
--- a/ports/cli11/portfile.cmake
+++ b/ports/cli11/portfile.cmake
@@ -1,8 +1,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO CLIUtils/CLI11
-    REF v2.1.0
-    SHA512 22c75e6b55d5320656ca2f65bf7c1dc82546fa65458f66a3d6401d002e83f12a0ee93a572637f5daa8daed9e0ce11fbf4aabf864caadc851f75bced63814ba10
+    REF v2.1.1
+    SHA512 9bfd1c297422985171501b81f48bb89e2a3314ce86de930e06f1d0d580c9d31969d758dfc1435d1d5bb2ce957cd3c9bee9e433c9f6cc8ae8c24d05ac8841e3a9
     HEAD_REF master
 )
 
diff --git a/ports/cli11/vcpkg.json b/ports/cli11/vcpkg.json
index dc20fd1e19..ba2ea942f2 100644
--- a/ports/cli11/vcpkg.json
+++ b/ports/cli11/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "cli11",
-  "version": "2.1.0",
+  "version": "2.1.1",
   "description": "CLI11 is a command line parser for C++11 and beyond that provides a rich feature set with a simple and intuitive interface.",
   "homepage": "https://github.com/CLIUtils/CLI11",
   "dependencies": [
diff --git a/versions/baseline.json b/versions/baseline.json
index bfab630c91..ddd2280861 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -1381,7 +1381,7 @@
       "port-version": 0
     },
     "cli11": {
-      "baseline": "2.1.0",
+      "baseline": "2.1.1",
       "port-version": 0
     },
     "clickhouse-cpp": {
diff --git a/versions/c-/cli11.json b/versions/c-/cli11.json
index 2406a85a9c..965b689160 100644
--- a/versions/c-/cli11.json
+++ b/versions/c-/cli11.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "7110589331620372b824efe58e1c3eb5c89c41e7",
+      "version": "2.1.1",
+      "port-version": 0
+    },
     {
       "git-tree": "07b6e6eba954d7f9300768c354e650ae32582c90",
       "version": "2.1.0",