diff --git a/lib/redis/bitops/sparse_bitmap.rb b/lib/redis/bitops/sparse_bitmap.rb
index f864bc5..5a849cd 100644
--- a/lib/redis/bitops/sparse_bitmap.rb
+++ b/lib/redis/bitops/sparse_bitmap.rb
@@ -40,8 +40,8 @@ def bitop(op, *operands, result)
       
         all_keys = self.chunk_keys + (operands.map(&:chunk_keys).flatten! || [])
         unique_chunk_numbers = Set.new(chunk_numbers(all_keys))
-      
-        maybe_multi(level: :bitmap, watch: all_keys) do
+
+        @redis.pipelined do
           unique_chunk_numbers.each do |i|
             @redis.bitop(op, result.chunk_key(i), self.chunk_key(i), *operands.map { |o| o.chunk_key(i) })
           end
@@ -122,4 +122,4 @@ def maybe_multi(options = {}, &block)
     
     end
   end
-end
\ No newline at end of file
+end