diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index 006234b..f84d0a4
--- a/pom.xml
+++ b/pom.xml
@@ -50,7 +50,7 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpasyncclient</artifactId>
-            <version>4.0.2</version>
+            <version>4.1.2</version>
         </dependency>
         <dependency>
             <groupId>joda-time</groupId>
@@ -65,7 +65,7 @@
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j-core</artifactId>
-            <version>2.0.2</version>
+            <version>2.8.2</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>