diff --git a/lib/fusuma/config/searcher.rb b/lib/fusuma/config/searcher.rb
index b82e052..3367882 100644
--- a/lib/fusuma/config/searcher.rb
+++ b/lib/fusuma/config/searcher.rb
@@ -84,6 +84,7 @@ class << self
         def with_context(context, &block)
           @context = context || {}
           result = block.call
+        ensure # NOTE: ensure is called even if return in block
           @context = {}
           result
         end