diff --git a/src/libraries/System.Runtime.Serialization.Json/tests/DataContractJsonSerializer.cs b/src/libraries/System.Runtime.Serialization.Json/tests/DataContractJsonSerializer.cs
index d7ae52386523a0..87cd3085c99e3f 100644
--- a/src/libraries/System.Runtime.Serialization.Json/tests/DataContractJsonSerializer.cs
+++ b/src/libraries/System.Runtime.Serialization.Json/tests/DataContractJsonSerializer.cs
@@ -2559,7 +2559,7 @@ public static void DCJS_VerifyDateTimeForFormatStringDCJsonSerSetting()
Assert.Equal(value, actual);
}
- [Fact]
+ [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsNotInvariantGlobalization))]
public static void DCJS_VerifyDateTimeForFormatStringDCJsonSerSettings()
{
var jsonTypes = new JsonTypes();
@@ -2619,7 +2619,7 @@ public static void DCJS_VerifyDateTimeForFormatStringDCJsonSerSettings()
Assert.True(actual6 == dateTime);
}
- [Fact]
+ [ConditionalFact(typeof(PlatformDetection), nameof(PlatformDetection.IsNotInvariantGlobalization))]
public static void DCJS_VerifyDateTimeForDateTimeFormat()
{
var jsonTypes = new JsonTypes();
diff --git a/src/libraries/tests.proj b/src/libraries/tests.proj
index 29a5714bb80372..1437d33c468d14 100644
--- a/src/libraries/tests.proj
+++ b/src/libraries/tests.proj
@@ -69,8 +69,6 @@
-
-