diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRSKilledWhenInitializing.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRSKilledWhenInitializing.java
index 8dd24573587..f650a7912a8 100644
--- a/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRSKilledWhenInitializing.java
+++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestRSKilledWhenInitializing.java
@@ -47,6 +47,7 @@ import org.apache.hadoop.hbase.testclassification.RegionServerTests;
 import org.apache.hadoop.hbase.util.Bytes;
 import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;
 import org.apache.hadoop.hbase.util.Threads;
+import org.junit.Ignore;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.experimental.categories.Category;
@@ -58,6 +59,7 @@ import org.junit.rules.TestRule;
  * from list of online regions. See HBASE-9593.
  */
 @Category({RegionServerTests.class, MediumTests.class})
+@Ignore("Flaky, see HBASE-18346")
 public class TestRSKilledWhenInitializing {
   private static final Log LOG = LogFactory.getLog(TestRSKilledWhenInitializing.class);
   @Rule public TestName testName = new TestName();