diff --git a/Src/CSharpier.MsBuild/build/CSharpier.MsBuild.targets b/Src/CSharpier.MsBuild/build/CSharpier.MsBuild.targets
index 8f240948d..cfe567747 100644
--- a/Src/CSharpier.MsBuild/build/CSharpier.MsBuild.targets
+++ b/Src/CSharpier.MsBuild/build/CSharpier.MsBuild.targets
@@ -2,7 +2,7 @@
     <PropertyGroup>
         <CSharpier_FrameworkVersion Condition="'$(CSharpier_FrameworkVersion)' == ''">$(TargetFramework)</CSharpier_FrameworkVersion>
         <CSharpierDllPath>$(MSBuildThisFileDirectory)../tools/csharpier/$(CSharpier_FrameworkVersion)/dotnet-csharpier.dll</CSharpierDllPath>
-        <CSharpierArgs Condition="$(CSharpier_Check)">$(CSharpierArgs) --check</CSharpierArgs>
+        <CSharpierArgs Condition="'$(CSharpier_Check)' == 'true'">$(CSharpierArgs) --check</CSharpierArgs>
     </PropertyGroup>
 
     <!-- Target invokes the copy of csharpier from this package on the current project -->