diff --git a/ports/cjson/portfile.cmake b/ports/cjson/portfile.cmake
index fdfbb94cc3..3f52be8415 100644
--- a/ports/cjson/portfile.cmake
+++ b/ports/cjson/portfile.cmake
@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO DaveGamble/cJSON
     REF "v${VERSION}"
-    SHA512 4feebafa5225297fa3e6a7bf23f8d31b5c3e172f437078c5a07528522ad58ca2e9c72dd9e8611241d2b8321e9aa0a1a9af7743689d1c2001d1d9cb624aae6fa8
+    SHA512 2accb507c6b97222eb5f0232c015b356cf6d248d1247049928731aa8e897378245e62395c232b1ec57d28d1e53ac72c849be85e59c33616a382d40473649f66b
     HEAD_REF master
 )
 
@@ -31,6 +31,7 @@ vcpkg_cmake_configure(
         -DENABLE_CJSON_TEST=OFF
         -DENABLE_CUSTOM_COMPILER_FLAGS=OFF
         -DENABLE_FUZZING=OFF
+	-DCMAKE_POLICY_DEFAULT_CMP0057=NEW
         ${FEATURE_OPTIONS}
 )
 
diff --git a/ports/cjson/vcpkg.json b/ports/cjson/vcpkg.json
index 5031eb62a2..309a800532 100644
--- a/ports/cjson/vcpkg.json
+++ b/ports/cjson/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "cjson",
-  "version": "1.7.17",
+  "version": "1.7.18",
   "description": "Ultralightweight JSON parser in ANSI C",
   "homepage": "https://github.com/DaveGamble/cJSON",
   "license": "MIT",
diff --git a/versions/baseline.json b/versions/baseline.json
index c941a54069..a71c376e2b 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -1645,7 +1645,7 @@
       "port-version": 2
     },
     "cjson": {
-      "baseline": "1.7.17",
+      "baseline": "1.7.18",
       "port-version": 0
     },
     "clamav": {
diff --git a/versions/c-/cjson.json b/versions/c-/cjson.json
index ef97b59e1a..fb9ba2fb09 100644
--- a/versions/c-/cjson.json
+++ b/versions/c-/cjson.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "dc5bbd0b7faf78acb68a65b06c0bc8bfdb0a7c2a",
+      "version": "1.7.18",
+      "port-version": 0
+    },
     {
       "git-tree": "3641d0d369b02515b4979956d884a2be91ac515b",
       "version": "1.7.17",