diff --git a/pom.xml b/pom.xml
index 9ff9f8d..99cbd8f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@ under the License.
 		<dependency>
 			<groupId>org.apache.flink</groupId>
 			<artifactId>flink-runtime-web_2.11</artifactId>
-			<version>${flink.version}</version>
+			<version>1.11.3</version>
 		</dependency>
 
 		<dependency>
@@ -85,7 +85,7 @@ under the License.
 		<dependency>
 			<groupId>org.json</groupId>
 			<artifactId>json</artifactId>
-			<version>20200518</version>
+			<version>20231013</version>
 		</dependency>
 
 		<!-- (Added) Metrics-->
@@ -111,7 +111,7 @@ under the License.
 		<dependency>
 			<groupId>org.glassfish</groupId>
 			<artifactId>javax.json</artifactId>
-			<version>1.1</version>
+			<version>1.1.2</version>
 		</dependency>
 
 		<!-- Edited by Komal -->
@@ -120,24 +120,24 @@ under the License.
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-core</artifactId>
-			<version>${log4j.version}</version>
+			<version>2.17.1</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.apache.logging.log4j/log4j-api -->
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-api</artifactId>
-			<version>${log4j.version}</version>
+			<version>2.17.1</version>
 		</dependency>
 		<!-- https://mvnrepository.com/artifact/org.apache.logging.log4j/log4j-to-slf4j -->
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-to-slf4j</artifactId>
-			<version>${log4j.version}</version>
+			<version>2.17.1</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.logging.log4j</groupId>
 			<artifactId>log4j-1.2-api</artifactId>
-			<version>${log4j.version}</version>
+			<version>2.17.1</version>
 		</dependency>
 
 	</dependencies>