diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 3fd7191..d952df8
--- a/pom.xml
+++ b/pom.xml
@@ -16,7 +16,7 @@
         <version.activiti>5.22.0</version.activiti>
         <version.jackson>2.9.9</version.jackson>
         <version.undertow>1.4.24.Final</version.undertow>
-        <version.spring>4.3.24.RELEASE</version.spring>
+        <version.spring>5.3.6</version.spring>
     </properties>
 
     <dependencyManagement>