diff --git a/GalaSoft.MvvmLight/GalaSoft.MvvmLight.Extras (PCL)/packages.config b/GalaSoft.MvvmLight/GalaSoft.MvvmLight.Extras (PCL)/packages.config
index 482765b1..6f46a356 100644
--- a/GalaSoft.MvvmLight/GalaSoft.MvvmLight.Extras (PCL)/packages.config	
+++ b/GalaSoft.MvvmLight/GalaSoft.MvvmLight.Extras (PCL)/packages.config	
@@ -21,7 +21,7 @@
   <package id="System.Runtime.Extensions" version="4.3.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="System.Text.Encoding" version="4.3.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="System.Text.Encoding.Extensions" version="4.3.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
-  <package id="System.Text.RegularExpressions" version="4.3.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
+  <package id="System.Text.RegularExpressions" version="4.3.1" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="System.Threading" version="4.3.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="System.Threading.Tasks" version="4.3.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="System.Xml.ReaderWriter" version="4.3.1" targetFramework="portable45-net45+win8+wp8+wpa81" />