diff --git a/src/Level07/AppM.hs b/src/Level07/AppM.hs
index 44aeadf..ff9b6f8 100644
--- a/src/Level07/AppM.hs
+++ b/src/Level07/AppM.hs
@@ -100,6 +100,6 @@ liftEither
   :: Either Error a
   -> AppM a
 liftEither =
-  error "throwLeft not implemented"
+  error "liftEither not implemented"
 
 -- Move on to ``src/Level07/DB.hs`` after this