diff --git a/src/Sleddog.Blink1.ExplicitTests/Sleddog.Blink1.ExplicitTests.csproj b/src/Sleddog.Blink1.ExplicitTests/Sleddog.Blink1.ExplicitTests.csproj
index dc6206b..acc518b 100644
--- a/src/Sleddog.Blink1.ExplicitTests/Sleddog.Blink1.ExplicitTests.csproj
+++ b/src/Sleddog.Blink1.ExplicitTests/Sleddog.Blink1.ExplicitTests.csproj
@@ -8,7 +8,7 @@
 
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-    <PackageReference Include="xunit" Version="2.6.5" />
+    <PackageReference Include="xunit" Version="2.6.6" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
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diff --git a/src/Sleddog.Blink1.Tests/Sleddog.Blink1.Tests.csproj b/src/Sleddog.Blink1.Tests/Sleddog.Blink1.Tests.csproj
index 61f52c7..54a2353 100644
--- a/src/Sleddog.Blink1.Tests/Sleddog.Blink1.Tests.csproj
+++ b/src/Sleddog.Blink1.Tests/Sleddog.Blink1.Tests.csproj
@@ -9,7 +9,7 @@
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