diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/FlowClassifierService.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java
similarity index 97%
rename from apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/FlowClassifierService.java
rename to apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java
index e379be8..c160d22 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/FlowClassifierService.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/FlowClassifierService.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.vtnrsc.flowClassifier;
+package org.onosproject.vtnrsc.flowclassifier;
 
 import org.onosproject.vtnrsc.FlowClassifier;
 import org.onosproject.vtnrsc.FlowClassifierId;
@@ -69,4 +69,4 @@
      * @return true if Flow Classifier removal is success otherwise return false.
      */
     boolean removeFlowClassifier(FlowClassifierId id);
-}
\ No newline at end of file
+}
diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/impl/FlowClassifierManager.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java
similarity index 97%
rename from apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/impl/FlowClassifierManager.java
rename to apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java
index ca01c43..ee5873d 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/impl/FlowClassifierManager.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/FlowClassifierManager.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.onosproject.vtnrsc.flowClassifier.impl;
+package org.onosproject.vtnrsc.flowclassifier.impl;
 
 import org.apache.felix.scr.annotations.Activate;
 import org.apache.felix.scr.annotations.Component;
@@ -29,7 +29,7 @@
 import org.onosproject.store.service.WallClockTimestamp;
 import org.onosproject.vtnrsc.FlowClassifierId;
 import org.onosproject.vtnrsc.FlowClassifier;
-import org.onosproject.vtnrsc.flowClassifier.FlowClassifierService;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
 import org.slf4j.Logger;
 
 import static org.slf4j.LoggerFactory.getLogger;
@@ -121,4 +121,4 @@
         }
         return true;
     }
-}
\ No newline at end of file
+}
diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/impl/package-info.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/package-info.java
similarity index 92%
rename from apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/impl/package-info.java
rename to apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/package-info.java
index 4ea050b..62b5603 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/impl/package-info.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/impl/package-info.java
@@ -17,4 +17,4 @@
 /**
  * Provides implementation of the flow Classifier service.
  */
-package org.onosproject.vtnrsc.flowClassifier.impl;
+package org.onosproject.vtnrsc.flowclassifier.impl;
diff --git a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/package-info.java b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/package-info.java
similarity index 93%
rename from apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/package-info.java
rename to apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/package-info.java
index 0758417..c8c75bf 100644
--- a/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowClassifier/package-info.java
+++ b/apps/vtn/vtnrsc/src/main/java/org/onosproject/vtnrsc/flowclassifier/package-info.java
@@ -17,4 +17,4 @@
 /**
  * Service for interacting with flow Classifier of SFC.
  */
-package org.onosproject.vtnrsc.flowClassifier;
+package org.onosproject.vtnrsc.flowclassifier;
diff --git a/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java b/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java
index b5b8252..7a57c0a 100644
--- a/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java
+++ b/apps/vtn/vtnweb/src/main/java/org/onosproject/vtnweb/resources/FlowClassifierWebResource.java
@@ -39,7 +39,7 @@
 import org.onosproject.vtnrsc.FlowClassifier;
 import org.onosproject.vtnrsc.FlowClassifierId;
 import org.onosproject.rest.AbstractWebResource;
-import org.onosproject.vtnrsc.flowClassifier.FlowClassifierService;
+import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService;
 import org.onosproject.vtnweb.web.FlowClassifierCodec;
 
 import com.fasterxml.jackson.databind.ObjectMapper;