diff --git a/ports/rmlui/portfile.cmake b/ports/rmlui/portfile.cmake
index cf9ec6f057002d..059c6325d13950 100644
--- a/ports/rmlui/portfile.cmake
+++ b/ports/rmlui/portfile.cmake
@@ -1,8 +1,8 @@
 vcpkg_from_github(
 	OUT_SOURCE_PATH SOURCE_PATH
 	REPO mikke89/RmlUi
-	REF 4.1
-	SHA512 f79bd30104c42469142e4c79a81f120c61f5bd3ae918df9847fa42d05fcda372d3adb5f6884c81c8517a440a81235e70ffcdde8d98751a14d2e4265fc2051a01
+	REF 4.2
+	SHA512 848515d554d6a56bc5ba962c8a3db27801491236f17092ea6c658b35d6cb8b3330dff197d71fc65aaa061476a383a467fcc481571cdf3777f06024819bf9267c
 	HEAD_REF master
 	PATCHES
 		add-robin-hood.patch
diff --git a/ports/rmlui/vcpkg.json b/ports/rmlui/vcpkg.json
index 9b42867c63570c..389bf88d45e88d 100644
--- a/ports/rmlui/vcpkg.json
+++ b/ports/rmlui/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "rmlui",
-  "version": "4.1",
+  "version": "4.2",
   "maintainers": "Michael R. P. Ragazzon <mikke89@users.noreply.github.com>",
   "description": "RmlUi is the C++ user interface library based on the HTML and CSS standards, designed as a complete solution for any project's interface needs.",
   "homepage": "https://github.com/mikke89/RmlUi",
diff --git a/versions/baseline.json b/versions/baseline.json
index a4cd4e99dae634..2d340757a2cb0e 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -5625,7 +5625,7 @@
       "port-version": 0
     },
     "rmlui": {
-      "baseline": "4.1",
+      "baseline": "4.2",
       "port-version": 0
     },
     "roaring": {
diff --git a/versions/r-/rmlui.json b/versions/r-/rmlui.json
index f3c15b656f8e82..73fad0f96b7704 100644
--- a/versions/r-/rmlui.json
+++ b/versions/r-/rmlui.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "67865d8852b0c90297adca30ee2640e469eb91d7",
+      "version": "4.2",
+      "port-version": 0
+    },
     {
       "git-tree": "83f463f3ebcc4e415d6903bea260fb1601a14dd2",
       "version": "4.1",