diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionWithInMemoryFlush.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionWithInMemoryFlush.java
index ca7629b9366d..6b2e7157d1db 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionWithInMemoryFlush.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHRegionWithInMemoryFlush.java
@@ -29,6 +29,7 @@
 import org.apache.hadoop.hbase.wal.WAL;
 import org.apache.hadoop.hbase.wal.WALFactory;
 import org.junit.Assert;
+import org.junit.BeforeClass;
 import org.junit.ClassRule;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;
@@ -38,13 +39,22 @@
  * A test similar to TestHRegion, but with in-memory flush families.
  * Also checks wal truncation after in-memory compaction.
  */
-@Category({VerySlowRegionServerTests.class, LargeTests.class})
+@Category({ VerySlowRegionServerTests.class, LargeTests.class })
 public class TestHRegionWithInMemoryFlush extends TestHRegion {
 
   @ClassRule
   public static final HBaseClassTestRule CLASS_RULE =
       HBaseClassTestRule.forClass(TestHRegionWithInMemoryFlush.class);
 
+  @BeforeClass
+  public static void setUp() {
+    long globalMemStoreSize = 128 * 1024 * 1024L;
+    float poolSizePercentage = 1.0f;
+    float initialCountPercentage = 0.0f;
+    ChunkCreator.initialize(MemStoreLABImpl.CHUNK_SIZE_DEFAULT, false, globalMemStoreSize,
+      poolSizePercentage, initialCountPercentage, null);
+  }
+
   /**
    * @return A region on which you must call
    *         {@link HBaseTestingUtility#closeRegionAndWAL(HRegion)} when done.