diff --git a/ports/jsoncons/portfile.cmake b/ports/jsoncons/portfile.cmake
index 83373dd7cb..712e65c0d2 100644
--- a/ports/jsoncons/portfile.cmake
+++ b/ports/jsoncons/portfile.cmake
@@ -5,7 +5,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO danielaparker/jsoncons
     REF v${VERSION}
-    SHA512 dcb13083bbdbd5453381d4a1c368cc25e3d89f873b80541d02b8bfcae0bd0fa5526dee42db42a4438b505a5ee97a6ba30f6680208ab554aa69eb4bb65041e362
+    SHA512 3df0dddb54eec43885680ab3d1dffb8ba27ebff0e3c674a11577998a1ff930c82def184be7d1d7eb630c38b27e262926d218cf75599768628ab489cc965afc80
     HEAD_REF master
 )
 
diff --git a/ports/jsoncons/vcpkg.json b/ports/jsoncons/vcpkg.json
index 690601258a..73a108baad 100644
--- a/ports/jsoncons/vcpkg.json
+++ b/ports/jsoncons/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "jsoncons",
-  "version": "0.176.0",
+  "version": "0.177.0",
   "description": "A C++, header-only library for constructing JSON and JSON-like text and binary data formats, with JSON Pointer, JSON Patch, JSON Schema, JSONPath, JMESPath, CSV, MessagePack, CBOR, BSON, UBJSON",
   "homepage": "https://github.com/danielaparker/jsoncons",
   "license": "BSL-1.0",
diff --git a/versions/baseline.json b/versions/baseline.json
index 86957a945e..0c191d809a 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -3833,7 +3833,7 @@
       "port-version": 6
     },
     "jsoncons": {
-      "baseline": "0.176.0",
+      "baseline": "0.177.0",
       "port-version": 0
     },
     "jsoncpp": {
diff --git a/versions/j-/jsoncons.json b/versions/j-/jsoncons.json
index b6241d3aba..85042e81df 100644
--- a/versions/j-/jsoncons.json
+++ b/versions/j-/jsoncons.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "b7fcd14b062d2f5fcfa8234ea128f2658fc08b17",
+      "version": "0.177.0",
+      "port-version": 0
+    },
     {
       "git-tree": "fc843efd43ea58c605597378466150668d8b24f7",
       "version": "0.176.0",