diff --git a/pom.xml b/pom.xml
index 2547a4de700..1cf6284bcc4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -398,6 +398,7 @@
           <artifactId>tycho-p2-plugin</artifactId>
           <version>${tycho-version}</version>
           <configuration>
+            <baselineMode>warn</baselineMode>
             <baselineRepositories>
               <repository>
                 <url>http://download.eclipse.org/tm/builds/${tm-stream}/nightly</url>