diff --git a/pom.xml b/pom.xml
index 3145490..82d453f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,12 +26,12 @@
     <dependency>
     		<groupId>org.apache.httpcomponents</groupId>
     		<artifactId>httpclient</artifactId>
-    		<version>4.3.4</version>
+    		<version>4.4.1</version>
 		</dependency>
 		<dependency>
     		<groupId>org.zeroturnaround</groupId>
     		<artifactId>zt-exec</artifactId>
-    		<version>1.9</version>
+    		<version>1.11</version>
 		</dependency>
     <dependency>
        <groupId>org.jasypt</groupId>
@@ -61,7 +61,7 @@
     <dependency>
       <groupId>org.apache.logging.log4j</groupId>
       <artifactId>log4j-core</artifactId>
-      <version>2.10.0</version>
+      <version>2.13.2</version>
     </dependency>
     <dependency>
       <groupId>org.junit.jupiter</groupId>