diff --git a/grudge/eager.py b/grudge/eager.py
index 2f718d3996a2bad6d368e239e81777a7304f4986..2c412a87fbd8b92a461993ee051c7afd9e8b03d0 100644
--- a/grudge/eager.py
+++ b/grudge/eager.py
@@ -45,6 +45,13 @@ def without_queue(ary):
 
 
 class EagerDGDiscretization(DGDiscretizationWithBoundaries):
+    def interp(self, src, tgt, vec):
+        from warnings import warn
+        warn("using 'interp' is deprecated, use 'project' instead.",
+                DeprecationWarning, stacklevel=1)
+
+        return self.project(src, tgt, vec)
+
     def project(self, src, tgt, vec):
         if is_obj_array(vec):
             return with_object_array_or_scalar(