diff --git a/pom.xml b/pom.xml
index 895bf18..34215dd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@ under the License.
 
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <flink.version>1.15.0</flink.version>
+        <flink.version>1.14.5</flink.version>
         <target.java.version>1.8</target.java.version>
         <maven.compiler.source>${target.java.version}</maven.compiler.source>
         <maven.compiler.target>${target.java.version}</maven.compiler.target>
@@ -41,20 +41,19 @@ under the License.
         <!-- These dependencies are provided, because they should not be packaged into the JAR file. -->
         <dependency>
             <groupId>org.apache.flink</groupId>
-            <artifactId>flink-streaming-java</artifactId>
+            <artifactId>flink-streaming-java_2.12</artifactId>
             <version>${flink.version}</version>
-            <scope>provided</scope>
         </dependency>
+
         <dependency>
             <groupId>org.apache.flink</groupId>
-            <artifactId>flink-clients</artifactId>
+            <artifactId>flink-clients_2.12</artifactId>
             <version>${flink.version}</version>
-            <scope>provided</scope>
         </dependency>
 
         <dependency>
             <groupId>org.apache.flink</groupId>
-            <artifactId>flink-connector-kafka</artifactId>
+            <artifactId>flink-connector-kafka_2.12</artifactId>
             <version>${flink.version}</version>
         </dependency>