diff --git a/DevProxy.Abstractions/DevProxy.Abstractions.csproj b/DevProxy.Abstractions/DevProxy.Abstractions.csproj
index 38ac837e..a1348cff 100644
--- a/DevProxy.Abstractions/DevProxy.Abstractions.csproj
+++ b/DevProxy.Abstractions/DevProxy.Abstractions.csproj
@@ -39,7 +39,7 @@
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.9" />
     <PackageReference Include="Microsoft.Extensions.FileSystemGlobbing" Version="10.0.10" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.9" />
-    <PackageReference Include="Microsoft.OpenApi" Version="3.8.0" />
+    <PackageReference Include="Microsoft.OpenApi" Version="3.9.0" />
     <PackageReference Include="Microsoft.OpenApi.YamlReader" Version="3.8.0" />
     <PackageReference Include="Newtonsoft.Json.Schema" Version="4.0.1" />
     <PackageReference Include="Scriban" Version="7.2.5" />
diff --git a/DevProxy.Abstractions/packages.lock.json b/DevProxy.Abstractions/packages.lock.json
index a8b08b27..82de6c94 100644
--- a/DevProxy.Abstractions/packages.lock.json
+++ b/DevProxy.Abstractions/packages.lock.json
@@ -72,9 +72,9 @@
       },
       "Microsoft.OpenApi": {
         "type": "Direct",
-        "requested": "[3.8.0, )",
-        "resolved": "3.8.0",
-        "contentHash": "bF+KnfJSd9KLUOZxl07IdhmQcvz/adqU+GVub7+SVOydHpJGOGIWqwngZ3JxgtDpKYRA6vlk+0tv82G0KXRuhw=="
+        "requested": "[3.9.0, )",
+        "resolved": "3.9.0",
+        "contentHash": "2sDK6AFY1L/Xg8JvwlaDoPwzGqCftjUgHG2NhCy8gNV/1v4eXziYoH39e/pwC7oTBJInuYUUJqfkRpIMPQ/Fyw=="
       },
       "Microsoft.OpenApi.YamlReader": {
         "type": "Direct",