diff --git a/EDILibraryTests/EDILibraryTests.csproj b/EDILibraryTests/EDILibraryTests.csproj
index 9bd0a9a..5d576b1 100644
--- a/EDILibraryTests/EDILibraryTests.csproj
+++ b/EDILibraryTests/EDILibraryTests.csproj
@@ -6,7 +6,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.1" />
-        <PackageReference Include="Moq" Version="4.18.3" />
+        <PackageReference Include="Moq" Version="4.18.4" />
         <PackageReference Include="MSTest.TestAdapter" Version="3.0.2" />
         <PackageReference Include="MSTest.TestFramework" Version="3.0.2" />
         <PackageReference Include="coverlet.collector" Version="3.2.0" />