diff --git a/pom.xml b/pom.xml
index 6d58751..6fc1f2a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,10 +23,10 @@
         <deplay.snapshotRepository>https://oss.sonatype.org/content/repositories/snapshots/</deplay.snapshotRepository>
 
         <!-- 私服 -->
-<!--        <skip.nexus>true</skip.nexus>-->
-<!--        <deplay.id>smart</deplay.id>-->
-<!--        <deplay.repository>http://192.168.3.10:6061/repository/smart_hosted/</deplay.repository>-->
-<!--        <deplay.snapshotRepository>http://192.168.3.10:6061/repository/smart_hosted/</deplay.snapshotRepository>-->
+        <!--        <skip.nexus>true</skip.nexus>-->
+        <!--        <deplay.id>smart</deplay.id>-->
+        <!--        <deplay.repository>http://192.168.3.10:6061/repository/smart_hosted/</deplay.repository>-->
+        <!--        <deplay.snapshotRepository>http://192.168.3.10:6061/repository/smart_hosted/</deplay.snapshotRepository>-->
     </properties>
 
     <licenses>
@@ -104,7 +104,7 @@
                     <execution>
                         <id>attach-sources</id>
                         <goals>
-                            <goal>jar-no-fork</goal>6
+                            <goal>jar-no-fork</goal>
                         </goals>
                     </execution>
                 </executions>
@@ -147,4 +147,4 @@
         </plugins>
     </build>
 
-</project>
+</project>
\ No newline at end of file
diff --git a/src/main/java/cloud/tianai/captcha/template/slider/provider/URLResourceProvider.java b/src/main/java/cloud/tianai/captcha/template/slider/provider/URLResourceProvider.java
index 2fbdaaf..1b87907 100644
--- a/src/main/java/cloud/tianai/captcha/template/slider/provider/URLResourceProvider.java
+++ b/src/main/java/cloud/tianai/captcha/template/slider/provider/URLResourceProvider.java
@@ -12,7 +12,7 @@ import java.net.URL;
  * @date 2021/8/7 16:05
  * @Description url
  */
-public class URLResourceProvider implements AbstractResourceProvider {
+public class URLResourceProvider extends AbstractResourceProvider {
 
     public static final String NAME = "URL";