diff --git a/Recurly/Recurly.csproj b/Recurly/Recurly.csproj
index d26d146f..9f80dbd2 100644
--- a/Recurly/Recurly.csproj
+++ b/Recurly/Recurly.csproj
@@ -2,6 +2,7 @@
 
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;net5.0</TargetFrameworks>
+    <InvariantGlobalization>true</InvariantGlobalization>
     <PackageId>Recurly</PackageId>
     <Version>4.61.0</Version>
     <Authors>dx@recurly.com</Authors>