diff --git a/Core/Resgrid.Model/packages.config b/Core/Resgrid.Model/packages.config
index e65d5076..770bfb87 100644
--- a/Core/Resgrid.Model/packages.config
+++ b/Core/Resgrid.Model/packages.config
@@ -82,7 +82,7 @@
   <package id="System.Text.Encoding" version="4.3.0" targetFramework="net461" />
   <package id="System.Text.Encoding.Extensions" version="4.3.0" targetFramework="net472" />
   <package id="System.Text.Encodings.Web" version="4.5.1" targetFramework="net462" />
-  <package id="System.Text.RegularExpressions" version="4.3.0" targetFramework="net472" />
+  <package id="System.Text.RegularExpressions" version="4.3.1" targetFramework="net472" />
   <package id="System.Threading" version="4.3.0" targetFramework="net461" />
   <package id="System.Threading.Tasks" version="4.3.0" targetFramework="net461" />
   <package id="System.Threading.Timer" version="4.3.0" targetFramework="net472" />