diff --git a/src/Bmbsqd.Async.Tests/Bmbsqd.Async.Tests.csproj b/src/Bmbsqd.Async.Tests/Bmbsqd.Async.Tests.csproj
old mode 100755
new mode 100644
index 5cf1fd2..9719acb
--- a/src/Bmbsqd.Async.Tests/Bmbsqd.Async.Tests.csproj
+++ b/src/Bmbsqd.Async.Tests/Bmbsqd.Async.Tests.csproj
@@ -24,7 +24,7 @@
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-    <PackageReference Include="System.Diagnostics.StackTrace" Version="4.0.1" />
+    <PackageReference Include="System.Diagnostics.StackTrace" Version="4.3.0" />
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     <PackageReference Include="xunit" Version="2.2.0-beta5-build3474" />
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