diff --git a/sdk/build.xml b/sdk/build.xml
index 6fd96ae91..8922fe828 100644
--- a/sdk/build.xml
+++ b/sdk/build.xml
@@ -130,7 +130,7 @@
             <else>
                 <replaceregexp file="${module_dir}/manifest.mf"
                                 match="OpenIDE-Module-Specification-Version:(.*)"
-                                replace=""
+                                replace="\\n"
                                 byline="true"/>
             </else>
         </if>