diff --git a/java/abstract-time/pom.xml b/java/abstract-time/pom.xml
old mode 100755
new mode 100644
index b762989..c72cd80
--- a/java/abstract-time/pom.xml
+++ b/java/abstract-time/pom.xml
@@ -11,7 +11,7 @@
     <properties>
         <maven.compiler.source>1.7</maven.compiler.source>
         <maven.compiler.target>1.7</maven.compiler.target>
-        <junit.version>4.12</junit.version>
+        <junit.version>4.13.1</junit.version>
     </properties>
 
     <dependencies>