diff --git a/a1-policy-management-service/pom.xml b/a1-policy-management-service/pom.xml
index 8a6d584..b90bb88 100644
--- a/a1-policy-management-service/pom.xml
+++ b/a1-policy-management-service/pom.xml
@@ -26,7 +26,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.5.3</version>
+        <version>2.6.2</version>
         <relativePath />
     </parent>
     <groupId>org.o-ran-sc.nonrtric</groupId>
@@ -50,13 +50,12 @@
         <springfox.version>3.0.0</springfox.version>
         <immutable.version>2.8.2</immutable.version>
         <sdk.version>1.1.6</sdk.version>
-        <swagger.version>2.1.6</swagger.version>
+        <swagger.version>2.1.12</swagger.version>
         <json.version>20190722</json.version>
         <maven-compiler-plugin.version>3.8.0</maven-compiler-plugin.version>
         <formatter-maven-plugin.version>2.12.2</formatter-maven-plugin.version>
         <spotless-maven-plugin.version>1.18.0</spotless-maven-plugin.version>
         <docker-maven-plugin>0.30.0</docker-maven-plugin>
-        <version.dmaap>1.1.11</version.dmaap>
         <javax.ws.rs-api.version>2.1.1</javax.ws.rs-api.version>
         <sonar-maven-plugin.version>3.7.0.1746</sonar-maven-plugin.version>
         <jacoco-maven-plugin.version>0.8.5</jacoco-maven-plugin.version>
@@ -64,6 +63,11 @@
     </properties>
     <dependencies>
         <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.11.0</version>
+        </dependency>
+        <dependency>
             <groupId>com.google.guava</groupId>
             <artifactId>guava</artifactId>
             <version>30.0-jre</version>
@@ -71,7 +75,7 @@
         <dependency>
             <groupId>org.springdoc</groupId>
             <artifactId>springdoc-openapi-ui</artifactId>
-            <version>1.5.2</version>
+            <version>1.6.3</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -144,11 +148,6 @@
             <scope>provided</scope>
         </dependency>
         <dependency>
-            <groupId>org.onap.dmaap.messagerouter.dmaapclient</groupId>
-            <artifactId>dmaapClient</artifactId>
-            <version>${version.dmaap}</version>
-        </dependency>
-        <dependency>
             <groupId>javax.ws.rs</groupId>
             <artifactId>javax.ws.rs-api</artifactId>
             <version>${javax.ws.rs-api.version}</version>
@@ -407,4 +406,4 @@
         <system>JIRA</system>
         <url>https://jira.o-ran-sc.org/</url>
     </issueManagement>
-</project>
+</project>
\ No newline at end of file