diff --git a/Pure-gui/packages.config b/Pure-gui/packages.config
index 1e053ac..c1ae732 100644
--- a/Pure-gui/packages.config
+++ b/Pure-gui/packages.config
@@ -108,7 +108,7 @@
   <package id="System.Security.SecureString" version="4.0.0" targetFramework="net461" />
   <package id="System.Text.Encoding" version="4.3.0" targetFramework="net461" />
   <package id="System.Text.Encoding.Extensions" version="4.3.0" targetFramework="net461" />
-  <package id="System.Text.Encodings.Web" version="4.5.0" targetFramework="net461" />
+  <package id="System.Text.Encodings.Web" version="4.5.1" targetFramework="net461" />
   <package id="System.Text.RegularExpressions" version="4.3.0" targetFramework="net461" />
   <package id="System.Threading" version="4.3.0" targetFramework="net461" />
   <package id="System.Threading.Tasks" version="4.3.0" targetFramework="net461" />