diff --git a/Common/source/customskinloader/CustomSkinLoader.java b/Common/source/customskinloader/CustomSkinLoader.java
index 7bd2b34..b2f129e 100644
--- a/Common/source/customskinloader/CustomSkinLoader.java
+++ b/Common/source/customskinloader/CustomSkinLoader.java
@@ -161,7 +161,7 @@ public class CustomSkinLoader {
         
         if(username == null || credential == null)
             return dynamicSkullManager.getTexture(gameProfile);
-        if(config.enableUpdateSkull?profileCache.isReady(credential):profileCache.isExist(credential)){
+        if(config.forceUpdateSkull ?profileCache.isReady(credential):profileCache.isExist(credential)){
             UserProfile profile=profileCache.getProfile(credential);
             return ModelManager0.fromUserProfile(profile);
         }
@@ -173,7 +173,7 @@ public class CustomSkinLoader {
                 loadProfile0(gameProfile);//Load in thread
                 Thread.currentThread().setName(tempName);
             };
-            if (config.enableUpdateSkull) {
+            if (config.forceUpdateSkull) {
                 new Thread(loadThread).start();
             } else {
                 threadPool.execute(loadThread);
diff --git a/Common/source/customskinloader/config/Config.java b/Common/source/customskinloader/config/Config.java
index af69b8d..ec11218 100644
--- a/Common/source/customskinloader/config/Config.java
+++ b/Common/source/customskinloader/config/Config.java
@@ -24,7 +24,7 @@ public class Config {
     //Function
     public boolean enableDynamicSkull=true;
     public boolean enableTransparentSkin=true;
-    public boolean ignoreHttpsCertificate=false;
+    public boolean forceIgnoreHttpsCertificate = false;
     public boolean forceLoadAllTextures=false;
     public boolean enableCape = true;
     public int threadPoolSize = 1;
@@ -32,9 +32,10 @@ public class Config {
 
     //Cache
     public int cacheExpiry=30;
-    public boolean enableUpdateSkull=false;
+    public boolean forceUpdateSkull = false;
     public boolean enableLocalProfileCache=false;
     public boolean enableCacheAutoClean=false;
+    public boolean forceDisableCache = false;
 
     //Init config
     public Config(SkinSiteProfile[] loadlist){
@@ -60,7 +61,7 @@ public class Config {
         config.initLocalFolder();
         config.threadPoolSize = Math.max(config.threadPoolSize, 1);
         config.retryTime = Math.max(config.retryTime, 0);
-        if(config.ignoreHttpsCertificate)
+        if(config.forceIgnoreHttpsCertificate)
             HttpUtil0.ignoreHttpsCertificate();
         if(config.enableCacheAutoClean && !config.enableLocalProfileCache){
             try{
diff --git a/Common/source/customskinloader/loader/MojangAPILoader.java b/Common/source/customskinloader/loader/MojangAPILoader.java
index 5e0b848..6dce47d 100644
--- a/Common/source/customskinloader/loader/MojangAPILoader.java
+++ b/Common/source/customskinloader/loader/MojangAPILoader.java
@@ -60,7 +60,7 @@ public class MojangAPILoader implements ProfileLoader.IProfileLoader {
 
         HttpResponce responce = HttpRequestUtil.makeHttpRequest(
                 new HttpRequest(apiRoot + "profiles/minecraft")
-                        .setCacheTime(-1).setPayload(gson.toJson(Collections.singletonList(username)))
+                        .setCacheTime(600).setPayload(gson.toJson(Collections.singletonList(username)))
         );
         if (StringUtils.isEmpty(responce.content))
             return null;
diff --git a/Common/source/customskinloader/utils/HttpRequestUtil.java b/Common/source/customskinloader/utils/HttpRequestUtil.java
index 246c2ab..a555ca9 100644
--- a/Common/source/customskinloader/utils/HttpRequestUtil.java
+++ b/Common/source/customskinloader/utils/HttpRequestUtil.java
@@ -7,6 +7,7 @@ import java.io.OutputStream;
 import java.net.HttpURLConnection;
 import java.net.URI;
 import java.net.URL;
+import java.nio.charset.StandardCharsets;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.zip.GZIPInputStream;
@@ -26,7 +27,11 @@ public class HttpRequestUtil {
         public boolean loadContent = true;
         public boolean checkPNG = false;
 
-        public int cacheTime = 600;//-1=No Cache  0=Always Cache  t=Default Cache Time(second)
+        /**
+         * Cache Time
+         * -1=No Cache  0=Always Cache  t=Default Cache Time(second)
+         */
+        public int cacheTime = 600;
         public File cacheFile = null;//Default Cache File
 
         public HttpRequest(String url) {
@@ -93,8 +98,9 @@ public class HttpRequestUtil {
             }
             CustomSkinLoader.logger.debug("Try to request '" + request.url + (request.userAgent == null ? "'." : "' with user agent '" + request.userAgent + "'."));
             //Check Cache
-            if (StringUtils.isNotEmpty(request.payload))
+            if (StringUtils.isNotEmpty(request.payload) || CustomSkinLoader.config.forceDisableCache){
                 request.cacheTime = -1;//No Cache
+            }
             File cacheInfoFile = null;
             CacheInfo cacheInfo = new CacheInfo();
             if (request.cacheFile == null && request.cacheTime >= 0) {
@@ -203,7 +209,7 @@ public class HttpRequestUtil {
             }
             if (!request.loadContent)
                 return responce;
-            responce.content = new String(bytes, "UTF-8");
+            responce.content = new String(bytes, StandardCharsets.UTF_8);
             CustomSkinLoader.logger.debug("Content: " + responce.content);
             return responce;
 
@@ -254,7 +260,6 @@ public class HttpRequestUtil {
         long expires = connection.getExpiration();
         if (expires > 0)
             return expires / 1000;
-        return TimeUtil.getUnixTimestampRandomDelay(cacheTime == 0 ? 86400 : cacheTime);
-
+        return TimeUtil.getUnixTimestampRandomDelay(cacheTime == 0 ? 2592000 : cacheTime);
     }
 }