diff --git a/spec/unit/mutant/mutator/node/send_spec.rb b/spec/unit/mutant/mutator/node/send_spec.rb
index 1ba67b48..60653f27 100644
--- a/spec/unit/mutant/mutator/node/send_spec.rb
+++ b/spec/unit/mutant/mutator/node/send_spec.rb
@@ -63,7 +63,6 @@ describe Mutant::Mutator, 'send' do
 
     let(:mutations) do
       mutations = []
-      mutations << 'foo ||= expression'
       mutations << 'self.foo ||= nil'
       mutations << 'nil.foo ||= expression'
       mutations << 'nil'