diff --git a/Build/Products/Debug-iphonesimulator/libdsbridge.a b/Build/Products/Debug-iphonesimulator/libdsbridge.a
index 1651447..cc017e2 100644
Binary files a/Build/Products/Debug-iphonesimulator/libdsbridge.a and b/Build/Products/Debug-iphonesimulator/libdsbridge.a differ
diff --git a/dsBridge.podspec b/dsBridge.podspec
index d13e2c9..27d5839 100644
--- a/dsBridge.podspec
+++ b/dsBridge.podspec
@@ -16,7 +16,7 @@ Pod::Spec.new do |s|
   #
 
   s.name         = "dsBridge"
-  s.version      = "3.0.5"
+  s.version      = "3.0.6"
   s.summary      = "An ios bridge for calling functions synchronously and asynchronously between JavaScript and Object-C in WKWebView/UIWebView"
 
   # This description is used to generate tags and improve search results.
diff --git a/dsbridge.xcodeproj/project.pbxproj b/dsbridge.xcodeproj/project.pbxproj
index 70ff8b2..b9da3f3 100644
--- a/dsbridge.xcodeproj/project.pbxproj
+++ b/dsbridge.xcodeproj/project.pbxproj
@@ -56,6 +56,7 @@
 /* End PBXCopyFilesBuildPhase section */
 
 /* Begin PBXFileReference section */
+		812F1D3B216F1F9D00B5BD0C /* publish.sh */ = {isa = PBXFileReference; lastKnownFileType = text.script.sh; path = publish.sh; sourceTree = "<group>"; };
 		8142EA1C214212E600BEE5C0 /* dsbridgedemo-Bridging-Header.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = "dsbridgedemo-Bridging-Header.h"; sourceTree = "<group>"; };
 		8142EA1D214212E700BEE5C0 /* JsApiTestSwift.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = JsApiTestSwift.swift; sourceTree = "<group>"; };
 		815612E92020304600C4F5CD /* InternalApis.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = InternalApis.h; sourceTree = "<group>"; };
@@ -112,6 +113,7 @@
 		818F0B851E18C08100679925 = {
 			isa = PBXGroup;
 			children = (
+				812F1D3B216F1F9D00B5BD0C /* publish.sh */,
 				81CFC867202C42AA00CF9D83 /* img */,
 				81CFC861202953CB00CF9D83 /* .travis.yml */,
 				81CFC85F2029456C00CF9D83 /* readme-chs.md */,
diff --git a/dsbridge/DWKWebView.m b/dsbridge/DWKWebView.m
index 9656317..1bfbbff 100644
--- a/dsbridge/DWKWebView.m
+++ b/dsbridge/DWKWebView.m
@@ -267,6 +267,7 @@ -(NSString *)call:(NSString*) method :(NSString*) argStr
         do{
             if(args && (cb= args[@"_dscbstub"])){
                 if([JavascriptInterfaceObject respondsToSelector:selasyn]){
+                    __weak typeof(self) weakSelf = self;
                     void (^completionHandler)(id,BOOL) = ^(id value,BOOL complete){
                         NSString *del=@"";
                         result[@"code"]=@0;
@@ -280,18 +281,18 @@ -(NSString *)call:(NSString*) method :(NSString*) argStr
                             del=[@"delete window." stringByAppendingString:cb];
                         }
                         NSString*js=[NSString stringWithFormat:@"try {%@(JSON.parse(decodeURIComponent(\"%@\")).data);%@; } catch(e){};",cb,(value == nil) ? @"" : value,del];
-                        
+                        __strong typeof(self) strongSelf = weakSelf;
                         @synchronized(self)
                         {
                             UInt64  t=[[NSDate date] timeIntervalSince1970]*1000;
                             jsCache=[jsCache stringByAppendingString:js];
                             if(t-lastCallTime<50){
                                 if(!isPending){
-                                    [self evalJavascript:50];
+                                    [strongSelf evalJavascript:50];
                                     isPending=true;
                                 }
                             }else{
-                                [self evalJavascript:0];
+                                [strongSelf evalJavascript:0];
                             }
                         }
                         
diff --git a/publish.sh b/publish.sh
new file mode 100644
index 0000000..8fa8e16
--- /dev/null
+++ b/publish.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+pod trunk push  --allow-warnings