diff --git a/pom.xml b/pom.xml
index 26c9a5ddf71..30e4e91198a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,6 +22,7 @@
 		<repo-path>tools/cdt/builds/master/nightly</repo-path>
 		<sonar.dynamicAnalysis>reuseReports</sonar.dynamicAnalysis>
 		<sonar.jacoco.reportPath>${project.basedir}/../../target/jacoco.exec</sonar.jacoco.reportPath>
+		<sonar.java.source>1.7</sonar.java.source>
 		<target-platform>cdt-e4.5</target-platform>
 		<help-docs-eclipserun-repo>http://download.eclipse.org/eclipse/updates/4.4</help-docs-eclipserun-repo>
 		<tycho.scmUrl>scm:git:git://git.eclipse.org/gitroot/cdt/org.eclipse.cdt.git</tycho.scmUrl>