diff --git a/ipojo/tests/manipulator/manipulation/pom.xml b/ipojo/tests/manipulator/manipulation/pom.xml
index 84e16c1..ff3dc39 100644
--- a/ipojo/tests/manipulator/manipulation/pom.xml
+++ b/ipojo/tests/manipulator/manipulation/pom.xml
@@ -93,8 +93,8 @@
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
 				<configuration>
-					<source>1.5</source>
-					<target>1.5</target>
+					<source>1.4</source>
+					<target>1.4</target>
 				</configuration>
 			</plugin>
 		</plugins>