diff --git a/pom.xml b/pom.xml
index 17593de..055935a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -132,7 +132,7 @@
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>
       <artifactId>httpclient</artifactId>
-      <version>4.3.5</version>
+      <version>4.5.13</version>
     </dependency>
     <dependency>
       <groupId>org.apache.httpcomponents</groupId>
@@ -152,17 +152,17 @@
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
-      <version>2.3.3</version>
+      <version>2.12.7.1</version>
     </dependency>
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-core</artifactId>
-      <version>2.3.1</version>
+      <version>2.13.0</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>4.11</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>