diff --git a/sentinel-transport/sentinel-transport-netty-http/pom.xml b/sentinel-transport/sentinel-transport-netty-http/pom.xml
old mode 100755
new mode 100644
index 99f55391..5265aa70
--- a/sentinel-transport/sentinel-transport-netty-http/pom.xml
+++ b/sentinel-transport/sentinel-transport-netty-http/pom.xml
@@ -12,7 +12,7 @@
     <packaging>jar</packaging>
 
     <properties>
-        <netty.version>4.1.31.Final</netty.version>
+        <netty.version>4.1.42.Final</netty.version>
     </properties>
 
     <dependencies>