diff --git a/Podfile.lock b/Podfile.lock
index 8b9ff83..7aaa12b 100644
--- a/Podfile.lock
+++ b/Podfile.lock
@@ -1,22 +1,22 @@
 PODS:
   - GMOpenSSL (2.2.9)
-  - QCloudCore (6.4.4):
-    - QCloudCore/Default (= 6.4.4)
-  - QCloudCore/Default (6.4.4):
-    - QCloudTrack/Beacon (= 6.4.4)
-  - QCloudCOSXML (6.4.4):
-    - QCloudCOSXML/Default (= 6.4.4)
-  - QCloudCOSXML/Default (6.4.4):
-    - QCloudCore (= 6.4.4)
+  - QCloudCore (6.4.5):
+    - QCloudCore/Default (= 6.4.5)
+  - QCloudCore/Default (6.4.5):
+    - QCloudTrack/Beacon (= 6.4.5)
+  - QCloudCOSXML (6.4.5):
+    - QCloudCOSXML/Default (= 6.4.5)
+  - QCloudCOSXML/Default (6.4.5):
+    - QCloudCore (= 6.4.5)
   - QCloudQuic (6.3.9):
     - QCloudQuic/Default (= 6.3.9)
   - QCloudQuic/Default (6.3.9)
-  - QCloudTrack (6.4.4):
-    - QCloudTrack/Default (= 6.4.4)
-  - QCloudTrack/Beacon (6.4.4)
-  - QCloudTrack/Cls (6.4.4):
+  - QCloudTrack (6.4.5):
+    - QCloudTrack/Default (= 6.4.5)
+  - QCloudTrack/Beacon (6.4.5)
+  - QCloudTrack/Cls (6.4.5):
     - TencentCloudLogProducer
-  - QCloudTrack/Default (6.4.4)
+  - QCloudTrack/Default (6.4.5)
   - TencentCloudLogProducer (1.1.0):
     - TencentCloudLogProducer/Core (= 1.1.0)
   - TencentCloudLogProducer/Core (1.1.0):
@@ -47,10 +47,10 @@ EXTERNAL SOURCES:
 
 SPEC CHECKSUMS:
   GMOpenSSL: d6d119ff8f00d4e03c2cdf733fb61e98e22da9c7
-  QCloudCore: 9b13ad49cf5fc4537f416811f31c41cf46d8f3c2
-  QCloudCOSXML: b24d8a1225e4b3270d36bbcfa66478fedc1c6de6
+  QCloudCore: a1c543624fe34c5e98c92b7faf421a23f57ad5e3
+  QCloudCOSXML: 8185a7a51c7dce6ff1a25c725907f6beb270cd01
   QCloudQuic: 81e2c29fa8122c1d5e8323a90349683e52c8e101
-  QCloudTrack: 6d517b5ba707f065a7c344146b34140738c149c4
+  QCloudTrack: 6bf7aaa7e870d72fb4c9c88455dc63c7c65073b7
   TencentCloudLogProducer: 4ccf2eb45c432180351564b1447b98d9b23ca37a
 
 PODFILE CHECKSUM: 469848875513aa1180afa1e3751e2d873841a154
diff --git a/QCloudCOSXML.podspec b/QCloudCOSXML.podspec
index 6450c2e..8a7c7fb 100644
--- a/QCloudCOSXML.podspec
+++ b/QCloudCOSXML.podspec
@@ -35,7 +35,7 @@ s.version              = "6.4.5"
   s.subspec 'Widget' do |widget|
     widget.source_files = 'QCloudCOSXML/Classes/*','QCloudCOSXML/Classes/Transfer/**/*','QCloudCOSXML/Classes/Base/**/*'
     widget.exclude_files = 'QCloudCOSXML/Classes/Base/QCloudLogManager.h','QCloudCOSXML/Classes/Base/QCloudLogManager.m'
-  widget.dependency "QCloudCore/WithoutMTA",'6.4.4'
+  widget.dependency "QCloudCore/WithoutMTA",'6.4.5'
   end
 
 end
diff --git a/QCloudCOSXMLDemo.xcworkspace/xcuserdata/garenwang.xcuserdatad/UserInterfaceState.xcuserstate b/QCloudCOSXMLDemo.xcworkspace/xcuserdata/garenwang.xcuserdatad/UserInterfaceState.xcuserstate
index 48dd64d..d07c369 100644
Binary files a/QCloudCOSXMLDemo.xcworkspace/xcuserdata/garenwang.xcuserdatad/UserInterfaceState.xcuserstate and b/QCloudCOSXMLDemo.xcworkspace/xcuserdata/garenwang.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/QCloudCore.podspec b/QCloudCore.podspec
index db5a4c9..9fde81f 100644
--- a/QCloudCore.podspec
+++ b/QCloudCore.podspec
@@ -44,7 +44,7 @@ QCloudCore--腾讯云iOS-SDK Foundation。提供腾讯云iOS相关SDK的基础
       default.ios.deployment_target = '9.0'
       default.osx.deployment_target = "10.12"
       default.source_files = 'QCloudCore/Classes/Base/**/*'
-      default.dependency "QCloudTrack/Beacon","6.4.4"
+      default.dependency "QCloudTrack/Beacon","6.4.5"
   end
   
   s.subspec 'WithoutMTA' do |withoutMTA|