diff --git a/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/Directory/Exists.cs b/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/Directory/Exists.cs
index ba829ffd7fd87e..91c331dc2070aa 100644
--- a/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/Directory/Exists.cs
+++ b/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/Directory/Exists.cs
@@ -275,7 +275,6 @@ public void PathWithReservedDeviceNameAsPath_ReturnsFalse(string component)
             Assert.False(Exists(component));
         }
 
-        [ActiveIssue("https://github.com/dotnet/runtimelab/issues/901", typeof(PlatformDetection), nameof(PlatformDetection.IsNativeAot))]
         [Theory,
             MemberData(nameof(UncPathsWithoutShareName))]
         public void UncPathWithoutShareNameAsPath_ReturnsFalse(string component)
diff --git a/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/File/Exists.cs b/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/File/Exists.cs
index 817b9289f515dd..c688765265685f 100644
--- a/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/File/Exists.cs
+++ b/src/libraries/System.Runtime/tests/System.IO.FileSystem.Tests/File/Exists.cs
@@ -214,7 +214,6 @@ public void PathWithReservedDeviceNameAsPath_ReturnsFalse(string component)
             Assert.False(Exists(component));
         }
 
-        [ActiveIssue("https://github.com/dotnet/runtimelab/issues/901", typeof(PlatformDetection), nameof(PlatformDetection.IsNativeAot))]
         [Theory,
             MemberData(nameof(UncPathsWithoutShareName))]
         public void UncPathWithoutShareNameAsPath_ReturnsFalse(string component)