diff --git a/tests/arm64/Tests.lst b/tests/arm64/Tests.lst
index c4917fecf74d..b786e311d979 100644
--- a/tests/arm64/Tests.lst
+++ b/tests/arm64/Tests.lst
@@ -13033,7 +13033,7 @@ RelativePath=CoreMangLib\cti\system\math\MathRound3\MathRound3.cmd
WorkingDir=CoreMangLib\cti\system\math\MathRound3
Expected=0
MaxAllowedDurationSeconds=600
-Categories=Pri1;RT;EXPECTED_PASS
+Categories=Pri1;RT;EXPECTED_FAIL;12549
HostStyle=0
[MathRound4.cmd_1804]
@@ -89401,7 +89401,7 @@ RelativePath=JIT\Performance\CodeQuality\Span\SpanBench\SpanBench.cmd
WorkingDir=JIT\Performance\CodeQuality\Span\SpanBench
Expected=0
MaxAllowedDurationSeconds=600
-Categories=EXPECTED_PASS;NEW
+Categories=EXPECTED_FAIL;NEW;12549
HostStyle=0
[Generated1202.cmd_11489]
diff --git a/tests/src/dir.props b/tests/src/dir.props
index 03c04a2a95a1..fcdc55df6107 100644
--- a/tests/src/dir.props
+++ b/tests/src/dir.props
@@ -34,7 +34,7 @@
true
- win7-$(__BuildArch)
+ win-$(__BuildArch)