diff --git a/pom.xml b/pom.xml
index f58a533..d639962 100644
--- a/pom.xml
+++ b/pom.xml
@@ -158,7 +158,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.12</version>
+            <version>4.13.1</version>
             <scope>test</scope>
         </dependency>
         <dependency>
@@ -185,17 +185,17 @@
         <dependency>
             <groupId>com.sun.xml.bind</groupId>
             <artifactId>jaxb-impl</artifactId>
-            <version>2.3.0</version>
+            <version>2.3.3</version>
         </dependency>
         <dependency>
             <groupId>javax.activation</groupId>
             <artifactId>activation</artifactId>
-            <version>1.1</version>
+            <version>1.1.1</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.9.9</version>
+            <version>2.13.4.2</version>
         </dependency>
     </dependencies>
 </project>