diff --git a/jfreechart-1.0.19/pom.xml b/jfreechart-1.0.19/pom.xml
old mode 100755
new mode 100644
index 4c5b3d7..50bbe09
--- a/jfreechart-1.0.19/pom.xml
+++ b/jfreechart-1.0.19/pom.xml
@@ -87,7 +87,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>