diff --git a/pregelix/pregelix-api/pom.xml b/pregelix/pregelix-api/pom.xml
index 66a0186..0082b7a 100644
--- a/pregelix/pregelix-api/pom.xml
+++ b/pregelix/pregelix-api/pom.xml
@@ -40,8 +40,10 @@
 				</configuration>
 			</plugin>
 			<plugin>
-				<artifactId>maven-clean-plugin</artifactId>
-				<configuration>
+				<groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-clean-plugin</artifactId>
+                <version>2.4.1</version>
+                <configuration>
 					<filesets>
 						<fileset>
 							<directory>.</directory>