diff --git a/ports/ois/0002-fix-cmake4.patch b/ports/ois/0002-fix-cmake4.patch
index 55c65890ea..f4276ed4cf 100644
--- a/ports/ois/0002-fix-cmake4.patch
+++ b/ports/ois/0002-fix-cmake4.patch
@@ -1,12 +1,11 @@
 diff --git a/CMakeLists.txt b/CMakeLists.txt
-index f65b86000d..c06b1dd64d 100644
+index e7f8716..45ef818 100644
 --- a/CMakeLists.txt
 +++ b/CMakeLists.txt
-@@ -188,8 +188,7 @@ endif()
+@@ -218,7 +218,7 @@ endif()
  if(UNIX)
  
      if (NOT APPLE)
--        add_dependencies(OIS X11)
 -        target_link_libraries(OIS X11)
 +        target_link_libraries(OIS X11::X11)
      endif()
diff --git a/ports/ois/portfile.cmake b/ports/ois/portfile.cmake
index 7213bbd7e7..98bbd4d01a 100644
--- a/ports/ois/portfile.cmake
+++ b/ports/ois/portfile.cmake
@@ -1,8 +1,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO wgois/OIS
-    REF v1.5.1
-    SHA512 20598aef999a70900cb7f75ffaf62059acf8e811822971cb21986b5d25d28dacb79e4b4cf4770c70e00d3c55cdd01ef3e68a77c2dd148677784fc4df38891340
+    REF v${VERSION}
+    SHA512 f9145d632d4cb0f23199be803aa0847d7d339c739e4a0c8f733e121c51a28e72254285416810271bf164b3447097a26ca55a05e1547b30078d19669c7e84445f
     HEAD_REF master
     PATCHES
         0001_install_pkgconfig_win32.patch
diff --git a/ports/ois/vcpkg.json b/ports/ois/vcpkg.json
index 64715bfbf9..322ec06f7d 100644
--- a/ports/ois/vcpkg.json
+++ b/ports/ois/vcpkg.json
@@ -1,7 +1,6 @@
 {
   "name": "ois",
-  "version": "1.5.1",
-  "port-version": 2,
+  "version": "1.6.0",
   "description": "Cross Platform Object Oriented Input Lib System. Meant to be very robust and compatible with many systems and operating systems.",
   "homepage": "https://wgois.github.io/OIS/",
   "license": "Zlib",
diff --git a/versions/baseline.json b/versions/baseline.json
index b6f9815bc3..871eae40be 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -7109,8 +7109,8 @@
       "port-version": 0
     },
     "ois": {
-      "baseline": "1.5.1",
-      "port-version": 2
+      "baseline": "1.6.0",
+      "port-version": 0
     },
     "omniorb": {
       "baseline": "4.3.0",
diff --git a/versions/o-/ois.json b/versions/o-/ois.json
index c6f739ba4d..f346c8b148 100644
--- a/versions/o-/ois.json
+++ b/versions/o-/ois.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "5d5612f7bfb9c47ed5adf08387addab7434b7652",
+      "version": "1.6.0",
+      "port-version": 0
+    },
     {
       "git-tree": "09bdf5d45cb89f22668fab20acd5156a3d016bc3",
       "version": "1.5.1",