diff --git a/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java b/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
index 94c6213..e052208 100644
--- a/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
+++ b/src/main/java/org/ntlab/acanthus_server/resources/gallery/StrokesRest.java
@@ -6,6 +6,7 @@
 import org.ntlab.acanthus_server.utils.Base64Decode;
 import org.springframework.beans.BeansException;
 import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
 import org.springframework.stereotype.Component;
 
 import javax.ws.rs.*;
@@ -17,13 +18,14 @@
 //
 @Component
 @Path("/gallery")
-public class StrokesRest {
+public class StrokesRest implements ApplicationContextAware {
     private final Gallery gallery = Gallery.getInstance();
     private int srstrokeSize=0;
     private int srstrokeNo=0;
 
     private ApplicationContext applicationContext;
 
+
     public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
         this.applicationContext = applicationContext;
     }