diff --git a/ports/readline-win32/portfile.cmake b/ports/readline-win32/portfile.cmake
index 45fd95691a..b6ce0b7bc0 100644
--- a/ports/readline-win32/portfile.cmake
+++ b/ports/readline-win32/portfile.cmake
@@ -1,8 +1,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO xiaozhuai/readline-win32
-    REF 2b94fbb51f5da90b7bbd9b236da80be6f798e014
-    SHA512 1285625ca6c608b98d13a783dd34461782bd88026bc09e6c9e70fd343e28561d1d7e5392b8068e52e93308029544276bdbc8ca12703c8976836561777a03dc17
+    REF 0fa4001557c27157a51a9ca7f32a8c50bc97927a
+    SHA512 5e6bb2fb077445d4e1fad49f2260538b0cf7e49857cda81640b8afd034324ad9b927c9ea00c9288d08c887478523db891bfc799e49ae009d32479141766857ec
     HEAD_REF master
 )
 
diff --git a/ports/readline-win32/vcpkg.json b/ports/readline-win32/vcpkg.json
index e09abde7ed..d44080fba0 100644
--- a/ports/readline-win32/vcpkg.json
+++ b/ports/readline-win32/vcpkg.json
@@ -1,7 +1,7 @@
 {
   "name": "readline-win32",
   "version": "5.0",
-  "port-version": 8,
+  "port-version": 9,
   "description": "Implementation of readline for Windows Desktop",
   "homepage": "https://github.com/xiaozhuai/readline-win32",
   "license": "GPL-2.0",
diff --git a/versions/baseline.json b/versions/baseline.json
index 87d8fcb131..b7b265101d 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -7826,7 +7826,7 @@
     },
     "readline-win32": {
       "baseline": "5.0",
-      "port-version": 8
+      "port-version": 9
     },
     "readosm": {
       "baseline": "1.1.0a",
diff --git a/versions/r-/readline-win32.json b/versions/r-/readline-win32.json
index 8fbd3e32b6..da1428f033 100644
--- a/versions/r-/readline-win32.json
+++ b/versions/r-/readline-win32.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "17ef6e54653697cb7e9c90a807bbcf2c271c7020",
+      "version": "5.0",
+      "port-version": 9
+    },
     {
       "git-tree": "9c7dd189ed4434c993da75506f0b6d4e94b7f952",
       "version": "5.0",