diff --git a/pom.xml b/pom.xml
index 77c6b54..f370b0a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>cn.citycraft</groupId>
 	<artifactId>Yum</artifactId>
-	<version>1.7.2</version>
+	<version>1.7.3</version>
 	<name>Yum</name>
 	<description>Minecraft 服务器插件管理系统</description>
 	<build>
@@ -60,7 +60,7 @@
 	</build>
 	<properties>
 		<jenkins.url>http://ci.citycraft.cn:8080</jenkins.url>
-		<update.description>更新7老板底层Gson库 移除Plugin Metrics...</update.description>
+		<update.description>\u00A7a移除对纯净1.7.10的支持\u00A7c(去怪7老板= =) \u00A73修复一个迭代错误...</update.description>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 	</properties>
 	<repositories>
diff --git a/src/main/java/cn/citycraft/Yum/manager/RepositoryManager.java b/src/main/java/cn/citycraft/Yum/manager/RepositoryManager.java
index ba7e853..f19e17b 100644
--- a/src/main/java/cn/citycraft/Yum/manager/RepositoryManager.java
+++ b/src/main/java/cn/citycraft/Yum/manager/RepositoryManager.java
@@ -9,6 +9,7 @@ import java.io.InputStreamReader;
 import java.net.URL;
 import java.util.ArrayList;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
@@ -18,14 +19,13 @@ import org.bukkit.command.CommandSender;
 import org.bukkit.configuration.file.FileConfiguration;
 
 import com.google.common.base.Charsets;
+import com.google.gson.Gson;
+import com.google.gson.JsonSyntaxException;
+import com.google.gson.reflect.TypeToken;
 
 import cn.citycraft.Yum.manager.Repositories.PackageInfo;
 import cn.citycraft.Yum.manager.Repositories.Plugin;
 import cn.citycraft.Yum.manager.Repositories.Repository;
-import cn.mcraft.gson.GsonLib;
-import cn.mcraft.gson.api.Gson;
-import cn.mcraft.gson.api.exception.JsonSyntaxException;
-import cn.mcraft.gson.api.reflect.TypeToken;;
 
 /**
  * 仓库管理类
@@ -41,7 +41,7 @@ public class RepositoryManager {
 
 	public RepositoryManager(final org.bukkit.plugin.Plugin plugin) {
 		this.main = plugin;
-		gson = GsonLib.newGson();
+		gson = new Gson();
 		plugins = new HashMap<String, PluginInfo>();
 		repos = new ArrayList<String>();
 	}
@@ -214,7 +214,9 @@ public class RepositoryManager {
 		if (repos.isEmpty()) {
 			repos.add("http://citycraft.cn/repo/repo.info");
 		}
-		for (final String string : repos) {
+		final Iterator<String> keys = repos.iterator();
+		while (keys.hasNext()) {
+			final String string = keys.next();
 			if (updateRepositories(sender, string)) {
 				sender.sendMessage("§6源: §e" + string + " §a更新成功!");
 			} else {