diff --git a/src/Tests/PolyfillTests_String.cs b/src/Tests/PolyfillTests_String.cs
index 70033aad..73582c20 100644
--- a/src/Tests/PolyfillTests_String.cs
+++ b/src/Tests/PolyfillTests_String.cs
@@ -18,6 +18,7 @@ public void EndsWith()
     }
 
     [Test]
+    [Platform("Win")]
     public void ReplaceLineEndings()
     {
         Assert.AreEqual("a\r\nb\r\nc\r\nd", "a\rb\nc\r\nd".ReplaceLineEndings());