diff --git a/ports/cppgraphqlgen/portfile.cmake b/ports/cppgraphqlgen/portfile.cmake
index 1270b2f9e8..4642f320b6 100644
--- a/ports/cppgraphqlgen/portfile.cmake
+++ b/ports/cppgraphqlgen/portfile.cmake
@@ -1,8 +1,8 @@
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO microsoft/cppgraphqlgen
-    REF v4.5.0
-    SHA512 5a8eb6fc90aee05ae25245fac3e97a00c637d61340a070a28f1e5b7827d0e18ed01d3e6c4dcc138961769f7eef64ac8c6b33f7f16f8536d070a5ddffad0de414
+    REF v4.5.1
+    SHA512 a4539d09eabecc7dc0c6715796db4915c8ac602fc1650b8a212b2a09168be15eb0992646fd5b577b7c7c06d8f77e808dae2481027ceb053c96e5b5eabd560103
     HEAD_REF main
 )
 
diff --git a/ports/cppgraphqlgen/vcpkg.json b/ports/cppgraphqlgen/vcpkg.json
index 16e12c0381..87a2f74543 100644
--- a/ports/cppgraphqlgen/vcpkg.json
+++ b/ports/cppgraphqlgen/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "cppgraphqlgen",
-  "version": "4.5.0",
+  "version": "4.5.1",
   "description": "C++ GraphQL schema service generator",
   "homepage": "https://github.com/microsoft/cppgraphqlgen",
   "license": "MIT",
diff --git a/versions/baseline.json b/versions/baseline.json
index 648a13abb8..4a3f38e385 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -1689,7 +1689,7 @@
       "port-version": 1
     },
     "cppgraphqlgen": {
-      "baseline": "4.5.0",
+      "baseline": "4.5.1",
       "port-version": 0
     },
     "cppitertools": {
diff --git a/versions/c-/cppgraphqlgen.json b/versions/c-/cppgraphqlgen.json
index 4d56a8c7e1..1d5f320679 100644
--- a/versions/c-/cppgraphqlgen.json
+++ b/versions/c-/cppgraphqlgen.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "28aa180fcf127016dd1d8ceca4fd964228af191a",
+      "version": "4.5.1",
+      "port-version": 0
+    },
     {
       "git-tree": "301c3f2b22160ddfc752b69253cc3745ef4320f8",
       "version": "4.5.0",