diff --git a/kafka-eagle-common/src/main/java/org/smartloli/kafka/eagle/common/util/QuartzManagerUtils.java b/kafka-eagle-common/src/main/java/org/smartloli/kafka/eagle/common/util/QuartzManagerUtils.java
index 12ea6ef7..ccb528d6 100644
--- a/kafka-eagle-common/src/main/java/org/smartloli/kafka/eagle/common/util/QuartzManagerUtils.java
+++ b/kafka-eagle-common/src/main/java/org/smartloli/kafka/eagle/common/util/QuartzManagerUtils.java
@@ -132,7 +132,7 @@ public static void shutdownJobs() {
 	 * 
 	 */
 	public static String getCron(final Date date, int delaySecond) {
-		SimpleDateFormat sdf = new SimpleDateFormat("ss mm HH dd MM ? yyyy");
+		SimpleDateFormat sdf = new SimpleDateFormat("ss mm HH dd MM ?");
 		String formatTimeStr = "";
 		if (date != null) {
 			try {
diff --git a/pom.xml b/pom.xml
index 9854f958..13b509f5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,4 +22,17 @@
 		<module>kafka-eagle-core</module>
 		<module>kafka-eagle-plugin</module>
 	</modules>
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>2.3.2</version>
+				<configuration>
+					<source>1.8</source>
+					<target>1.8</target>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
 </project>
\ No newline at end of file