diff --git a/src/plugins/streamers/lefdef/db_plugin/dbLEFDEFImporter.cc b/src/plugins/streamers/lefdef/db_plugin/dbLEFDEFImporter.cc
index c2d8c253e..bb93be064 100644
--- a/src/plugins/streamers/lefdef/db_plugin/dbLEFDEFImporter.cc
+++ b/src/plugins/streamers/lefdef/db_plugin/dbLEFDEFImporter.cc
@@ -605,7 +605,8 @@ LEFDEFReaderOptions::LEFDEFReaderOptions ()
 }
 
 LEFDEFReaderOptions::LEFDEFReaderOptions (const LEFDEFReaderOptions &d)
-  : db::FormatSpecificReaderOptions ()
+  : db::FormatSpecificReaderOptions (),
+    m_lef_context_enabled (false)
 {
   operator= (d);
 }