diff --git a/Benchmark/GcExcelBenchmark/packages.config b/Benchmark/GcExcelBenchmark/packages.config
index dc0de49..9238e88 100644
--- a/Benchmark/GcExcelBenchmark/packages.config
+++ b/Benchmark/GcExcelBenchmark/packages.config
@@ -9,7 +9,7 @@
   <package id="GrapeCity.Documents.Pdf" version="4.0.0.616" targetFramework="net461" />
   <package id="Microsoft.CSharp" version="4.5.0" targetFramework="net461" />
   <package id="Microsoft.Extensions.Logging.Abstractions" version="3.1.7" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="NPOI" version="2.5.1" targetFramework="net452" />
   <package id="Portable.BouncyCastle" version="1.8.6" targetFramework="net452" />
   <package id="SharpZipLib" version="1.2.0" targetFramework="net452" />