diff --git a/pom.xml b/pom.xml
index e90bb5f..db32cc6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -60,12 +60,12 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>2.5.3</version>
+            <version>2.9.4</version>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-databind</artifactId>
-            <version>2.5.3</version>
+            <version>2.9.4</version>
         </dependency>
         <dependency>
             <groupId>io.springfox</groupId>
@@ -97,10 +97,10 @@
             <artifactId>spring-messaging</artifactId>
         </dependency>
         <dependency>
-            <groupId>log4j</groupId>
+            <groupId>org.apache.logging.log4j</groupId>
             <artifactId>log4j</artifactId>
-            <version>1.2.14</version>
-            <scope>runtime</scope>
+            <version>2.18.0</version>
+            <type>pom</type>
         </dependency>
     </dependencies>
 
@@ -109,7 +109,7 @@
             <dependency>
                 <groupId>org.springframework</groupId>
                 <artifactId>spring-framework-bom</artifactId>
-                <version>4.2.4.RELEASE</version>
+                <version>5.3.39</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>