diff --git a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java
index 333391d..7d00a6e 100644
--- a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java
+++ b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountPostRest.java
@@ -6,6 +6,7 @@
 import org.ntlab.nemophila.models.shops.Shop;
 import org.ntlab.nemophila.utils.Base64Decode;
 import org.springframework.beans.BeansException;
+import org.springframework.context.ApplicationContextAware;
 import org.springframework.stereotype.Component;
 
 import javax.ws.rs.*;
@@ -15,7 +16,7 @@
 
 @Component
 @Path("/accounts")
-public class AccountPostRest {
+public class AccountPostRest implements ApplicationContextAware {
     private org.springframework.context.ApplicationContext applicationContext;
 
     public void setApplicationContext(org.springframework.context.ApplicationContext applicationContext) throws BeansException {
diff --git a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountRest.java b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountRest.java
index 02c487b..ddf2453 100644
--- a/src/main/java/org/ntlab/nemophila/resources/accounts/AccountRest.java
+++ b/src/main/java/org/ntlab/nemophila/resources/accounts/AccountRest.java
@@ -3,15 +3,24 @@
 
 import org.ntlab.nemophila.models.accounts.Account;
 import org.ntlab.nemophila.models.accounts.AccountManager;
+import org.ntlab.nemophila.utils.Base64Decode;
+import org.springframework.beans.BeansException;
+import org.springframework.context.ApplicationContextAware;
 import org.springframework.stereotype.Component;
 
 import javax.ws.rs.*;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
+import java.io.IOException;
 
 @Component
 @Path("/accounts")
-public class AccountRest {
+public class AccountRest implements ApplicationContextAware {
+    private org.springframework.context.ApplicationContext applicationContext;
+
+    public void setApplicationContext(org.springframework.context.ApplicationContext applicationContext) throws BeansException {
+        this.applicationContext = applicationContext;
+    }
 
     //ユーザー情報の取得
     @GET
@@ -76,21 +85,27 @@
     }
 
     //アイコンの変更
-//    @PUT
-//    @Path("/{uid}/icon")
-//    public void nameChange(@PathParam("uid") String uid, @FormParam("name") String name, @FormParam("token") String token){
-//        AccountManager am = AccountManager.getInstance();
-//        Account ac = am.getAccount(uid);
-//        if (ac.getToken().equals(token)) {
-//            ac.setName(name);
-//        } else {
-//             var response = Response.status(Response.Status.NO_CONTENT);
-//            response.status(401).entity("tokenの認証に失敗");
-//            throw new WebApplicationException(response.build());
-//        }
-//
-//    }
-//    }
+    @PUT
+    @Path("/{uid}/icon")
+    public void iconChange(@PathParam("uid") String uid, @FormParam("icon") String icon, @FormParam("token") String token){
+        AccountManager am = AccountManager.getInstance();
+        Account ac = am.getAccount(uid);
+        String pathDirectory = "";
+
+        if (ac.getToken().equals(token)) {
+            try {
+                pathDirectory = applicationContext.getResource("file:").getFile().getAbsolutePath() + "/apache-tomcat-9.0.10/webapps/nemophila-data";
+                Base64Decode.saveIcon(uid, pathDirectory, icon);
+            } catch (IOException e){
+                e.printStackTrace();
+                throw new WebApplicationException(500);
+            }
+        } else {
+             var response = Response.status(Response.Status.NO_CONTENT);
+            response.status(401).entity("tokenの認証に失敗");
+            throw new WebApplicationException(response.build());
+        }
+    }
 
     //アイコンの削除
 //    @DELETE