diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
index acd2e49..9998e97 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/pom.xml
@@ -88,5 +88,9 @@
       <artifactId>hyracks-storage-am-bloomfilter</artifactId>
       <version>${project.version}</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.logging.log4j</groupId>
+      <artifactId>log4j-api</artifactId>
+    </dependency>
   </dependencies>
 </project>
\ No newline at end of file
diff --git a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java
index 030e4fd..01f0f1a 100644
--- a/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java
+++ b/hyracks-fullstack/hyracks/hyracks-storage-am-lsm-invertedindex/src/main/java/org/apache/hyracks/storage/am/lsm/invertedindex/impls/LSMInvertedIndex.java
@@ -20,8 +20,6 @@
 
 import java.util.ArrayList;
 import java.util.List;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 import org.apache.hyracks.api.dataflow.value.IBinaryComparatorFactory;
 import org.apache.hyracks.api.dataflow.value.ITypeTraits;
@@ -77,9 +75,12 @@
 import org.apache.hyracks.storage.common.MultiComparator;
 import org.apache.hyracks.storage.common.buffercache.IBufferCache;
 import org.apache.hyracks.util.trace.ITracer;
+import org.apache.logging.log4j.Level;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 public class LSMInvertedIndex extends AbstractLSMIndex implements IInvertedIndex {
-    private static final Logger LOGGER = Logger.getLogger(LSMInvertedIndex.class.getName());
+    private static final Logger LOGGER = LogManager.getLogger();
 
     protected final IBinaryTokenizerFactory tokenizerFactory;
 
@@ -178,7 +179,7 @@
                 } catch (HyracksDataException e) {
                     if (e.getErrorCode() != ErrorCode.DUPLICATE_KEY) {
                         // Key has already been deleted.
-                        LOGGER.log(Level.WARNING, "Failure during index delete operation", e);
+                        LOGGER.log(Level.WARN, "Failure during index delete operation", e);
                         throw e;
                     }
                 }