diff --git a/ports/rapidcsv/portfile.cmake b/ports/rapidcsv/portfile.cmake
index 94ebf914ad..a2e34640cd 100644
--- a/ports/rapidcsv/portfile.cmake
+++ b/ports/rapidcsv/portfile.cmake
@@ -1,8 +1,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO d99kris/rapidcsv
-    REF v8.53
-    SHA512 64a6100f1adf90eeaa4a513fbcf4ffd611a40b1f41b6e88eeda6c73c360e26c5a7cc6fc68a65bb2dff5f72ba663a976d2922e3114468dbd8c291c7eef211ae1f
+    REF v8.64
+    SHA512 37424fda3b706a1ba3c29d836f240b0a2c3335095da629cfe79bb58a78fc7d8b172e0309447e9ec75f7dd21925a55b5ca96b673a9fff36f0078b948330a42801
     HEAD_REF master
 )
 
diff --git a/ports/rapidcsv/vcpkg.json b/ports/rapidcsv/vcpkg.json
index 79268aa981..5e12b08f44 100644
--- a/ports/rapidcsv/vcpkg.json
+++ b/ports/rapidcsv/vcpkg.json
@@ -1,8 +1,9 @@
 {
   "name": "rapidcsv",
-  "version": "8.53",
+  "version": "8.64",
   "description": "Rapidcsv is a C++ header-only library for CSV parsing.",
   "homepage": "https://github.com/d99kris/rapidcsv/",
+  "license": "BSD-3-Clause",
   "dependencies": [
     {
       "name": "vcpkg-cmake",
diff --git a/versions/baseline.json b/versions/baseline.json
index 8821f3c1b9..bcaff36dba 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -6217,7 +6217,7 @@
       "port-version": 0
     },
     "rapidcsv": {
-      "baseline": "8.53",
+      "baseline": "8.64",
       "port-version": 0
     },
     "rapidjson": {
diff --git a/versions/r-/rapidcsv.json b/versions/r-/rapidcsv.json
index 4785f328ce..a018f1a7e3 100644
--- a/versions/r-/rapidcsv.json
+++ b/versions/r-/rapidcsv.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "1842f5ea6077feea4ef5d07bb43e2fd648763718",
+      "version": "8.64",
+      "port-version": 0
+    },
     {
       "git-tree": "712023c784b983f8f85088dedc94c0d6fa53907e",
       "version": "8.53",