diff --git a/.gitignore b/.gitignore
index cdf6a81..844dbcc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,7 @@
 *.orig
 *.mlpd
 *.vspx
+*.diagsession
 TestResult.xml
 obj/
 .vscode/
diff --git a/LibTessDotNet/Sources/Tess.cs b/LibTessDotNet/Sources/Tess.cs
index ab5034a..0b613ca 100644
--- a/LibTessDotNet/Sources/Tess.cs
+++ b/LibTessDotNet/Sources/Tess.cs
@@ -722,7 +722,8 @@ public void Tessellate(WindingRule windingRule, ElementType elementType, int pol
                 OutputPolymesh(elementType, polySize);
             }
 
-            _mesh.Free();
+            // Pooling disabled, performance is worse with pooling
+            //_mesh.Free();
             _mesh = null;
         }
     }