diff --git a/caseStudies/Jest/Jest-master/pom.xml b/caseStudies/Jest/Jest-master/pom.xml
old mode 100755
new mode 100644
index feb0d0c0..bdb02996
--- a/caseStudies/Jest/Jest-master/pom.xml
+++ b/caseStudies/Jest/Jest-master/pom.xml
@@ -81,7 +81,7 @@
 
         <commonsLang.version>3.4</commonsLang.version>
         <commons-io.version>2.5</commons-io.version>
-        <junit.version>4.12</junit.version>
+        <junit.version>4.13.1</junit.version>
 
         <plugin.surefire.version>2.19.1</plugin.surefire.version>
         <plugin.sonatype.version>1.6.7</plugin.sonatype.version>