diff --git a/tools/libcore_gcstress_debug_failures.txt b/tools/libcore_gcstress_debug_failures.txt
index 3c3b225..5f699d5 100644
--- a/tools/libcore_gcstress_debug_failures.txt
+++ b/tools/libcore_gcstress_debug_failures.txt
@@ -16,6 +16,8 @@
           "libcore.libcore.icu.RelativeDateTimeFormatterTest#test_bug25821045",
           "libcore.libcore.icu.RelativeDateTimeFormatterTest#test_bug25883157",
           "libcore.java.lang.ref.ReferenceQueueTest#testRemoveWithDelayedResultAndTimeout",
+          "libcore.java.math.BigIntegerTest#test_Constructor_IILjava_util_Random",
+          "libcore.java.math.BigIntegerTest#test_probablePrime",
           "libcore.java.text.DecimalFormatTest#testWhitespaceError",
           "libcore.java.text.DecimalFormatTest#testWhitespaceTolerated",
           "libcore.java.text.DecimalFormatTest#test_exponentSeparator",
@@ -26,6 +28,7 @@
           "libcore.java.util.TimeZoneTest#testSetDefaultDeadlock",
           "libcore.javax.crypto.CipherBasicsTest#testBasicEncryption",
           "org.apache.harmony.tests.java.lang.ref.ReferenceQueueTest#test_removeJ",
+          "org.apache.harmony.tests.java.math.BigIntegerConstructorsTest#testConstructorPrime",
           "org.apache.harmony.tests.java.text.MessageFormatTest#test_parseLjava_lang_String",
           "org.apache.harmony.tests.java.util.ControlTest#test_toBundleName_LStringLLocale",
           "org.apache.harmony.tests.java.util.TimerTest#testThrowingTaskKillsTimerThread"
@@ -40,8 +43,11 @@
           "jsr166.StampedLockTest#testReadLockInterruptibly_Interruptible",
           "jsr166.StampedLockTest#testReadLockInterruptibly",
           "jsr166.StampedLockTest#testWriteLockInterruptibly",
+          "libcore.java.lang.StringTest#testFastPathString_wellFormedUtf8Sequence",
+          "libcore.java.math.BigIntegerTest#test_Constructor_IILjava_util_Random",
+          "libcore.java.math.BigIntegerTest#test_probablePrime",
           "org.apache.harmony.tests.java.lang.ProcessManagerTest#testSleep",
-          "libcore.java.lang.StringTest#testFastPathString_wellFormedUtf8Sequence"
+          "org.apache.harmony.tests.java.math.BigIntegerConstructorsTest#testConstructorPrime"
   ]
 },
 {