1 files changed, 1 insertions, 1 deletions
diff --git a/interface.ccl b/interface.ccl
index e937f0f..58c2fab 100644
--- a/interface.ccl
+++ b/interface.ccl
@@ -2,7 +2,7 @@
 # $Header$
 
 implements: idscalarwaveelliptic
-inherits:grid wavetoy
+inherits:grid wavetoy ellbase
 friend: wavetoy
  
 private: