diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 81a918f..101e392
--- a/pom.xml
+++ b/pom.xml
@@ -281,7 +281,7 @@
         <!-- app.server could be -jetty, -undertow, -tomcat, or blank if you plan to provide appserver -->
         <!-- we use blank to create a blank war and spring boot repackage to build an executable jar -->
         <app.server></app.server>
-        <kotlin.version>1.3.41</kotlin.version>
+        <kotlin.version>1.6.0</kotlin.version>
         <kotlin.compiler.incremental>true</kotlin.compiler.incremental>
         <kotlin.compiler.jvmTarget>1.8</kotlin.compiler.jvmTarget>
         <maven.compiler.source>1.8</maven.compiler.source>