diff --git a/pom.xml b/pom.xml
index 2de73e6..2e4ffa9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -98,20 +98,10 @@
     </build>
 
     <dependencies>
-        <dependency>
-            <groupId>org.apache.httpcomponents</groupId>
-            <artifactId>httpcore</artifactId>
-            <version>4.4.11</version>
-        </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.5.9</version>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-core</artifactId>
-            <version>2.10.0</version>
+            <version>4.5.10</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
@@ -125,16 +115,10 @@
             <version>5.5.2</version>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>org.junit.jupiter</groupId>
-            <artifactId>junit-jupiter-migrationsupport</artifactId>
-            <version>5.5.2</version>
-            <scope>test</scope>
-        </dependency>
         <dependency>
             <groupId>org.hamcrest</groupId>
             <artifactId>hamcrest</artifactId>
-            <version>2.1</version>
+            <version>2.2</version>
             <scope>test</scope>
         </dependency>
         <dependency>