diff --git a/openjdk/excludes/ProblemList_openjdk21.txt b/openjdk/excludes/ProblemList_openjdk21.txt
index 88e39ebff1..352e64fa46 100644
--- a/openjdk/excludes/ProblemList_openjdk21.txt
+++ b/openjdk/excludes/ProblemList_openjdk21.txt
@@ -420,6 +420,7 @@ javax/management/remote/mandatory/util/MapNullValuesTest.java https://github.com
 # jdk_imageio
 
 javax/imageio/plugins/shared/ImageWriterCompressionTest.java https://github.com/adoptium/aqa-tests/issues/2138 linux-all
+javax/imageio/plugins/jpeg/JPEGsNotAcceleratedTest.java https://bugs.openjdk.org/browse/JDK-8336862 windows-all
 
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@@ -471,6 +472,8 @@ runtime/os/TestTracePageSizes.java#G1 https://bugs.openjdk.org/browse/JDK-833755
 runtime/os/TestTracePageSizes.java#Parallel https://bugs.openjdk.org/browse/JDK-8337555 linux-all
 runtime/os/TestTracePageSizes.java#Serial https://bugs.openjdk.org/browse/JDK-8337555 linux-all
 runtime/os/TestTracePageSizes.java#compiler-options https://bugs.openjdk.org/browse/JDK-8337555 linux-all
+runtime/ReservedStack/ReservedStackTest.java https://github.com/adoptium/aqa-tests/issues/5886 windows-aarch64
+runtime/ReservedStack/ReservedStackTestCompiler.java https://github.com/adoptium/aqa-tests/issues/5886 windows-aarch64
 
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