diff --git a/libartbase/base/utils.cc b/libartbase/base/utils.cc
index 58d8575..b989d9e 100644
--- a/libartbase/base/utils.cc
+++ b/libartbase/base/utils.cc
@@ -96,10 +96,10 @@
   // The byte thresholds at which we display amounts.  A byte count is displayed
   // in unit U when kUnitThresholds[U] <= bytes < kUnitThresholds[U+1].
   static const int64_t kUnitThresholds[] = {
-    0,              // B up to...
-    3*1024,         // KB up to...
-    2*1024*1024,    // MB up to...
-    1024*1024*1024  // GB from here.
+    0,       // B up to...
+    10*KB,   // KB up to...
+    10*MB,   // MB up to...
+    10LL*GB  // GB from here.
   };
   static const int64_t kBytesPerUnit[] = { 1, KB, MB, GB };
   static const char* const kUnitStrings[] = { "B", "KB", "MB", "GB" };
diff --git a/libartbase/base/utils_test.cc b/libartbase/base/utils_test.cc
index c3b61ce..631a225 100644
--- a/libartbase/base/utils_test.cc
+++ b/libartbase/base/utils_test.cc
@@ -23,8 +23,8 @@
 class UtilsTest : public testing::Test {};
 
 TEST_F(UtilsTest, PrettySize) {
-  EXPECT_EQ("1GB", PrettySize(1 * GB));
-  EXPECT_EQ("2GB", PrettySize(2 * GB));
+  EXPECT_EQ("1024MB", PrettySize(1 * GB));
+  EXPECT_EQ("2048MB", PrettySize(2 * GB));
   if (sizeof(size_t) > sizeof(uint32_t)) {
     EXPECT_EQ("100GB", PrettySize(100 * GB));
   }
diff --git a/test/202-thread-oome/src/Main.java b/test/202-thread-oome/src/Main.java
index f7df93b..b5c0ce6 100644
--- a/test/202-thread-oome/src/Main.java
+++ b/test/202-thread-oome/src/Main.java
@@ -21,7 +21,7 @@
       t.start();
     } catch (OutOfMemoryError expected) {
       // TODO: fix bionic bug https://b/6702535 so we can check the full detail message.
-      if (!expected.getMessage().startsWith("pthread_create (3GB stack) failed: ")) {
+      if (!expected.getMessage().startsWith("pthread_create (3073MB stack) failed: ")) {
         throw new AssertionError(expected);
       }
     }