diff --git a/mull.yml b/mull.yml
index b7fd9ca47..0fed1c6c1 100644
--- a/mull.yml
+++ b/mull.yml
@@ -15,7 +15,7 @@ mutators:
  - cxx_init_const  # Replaces ‘T a = b’ with ‘T a = 42’
  - cxx_le_to_gt  # Replaces <= with >
  - cxx_le_to_lt  # Replaces <= with <
- - cxx_logical_and_to_or  # Replaces && with ||
+#- cxx_logical_and_to_or  # Replaces && with ||
 #- cxx_logical_or_to_and  # Replaces || with &&  # The module was corrupted by 'cxx_logical_or_to_and' mutator.
  - cxx_lshift_assign_to_rshift_assign  # Replaces <<= with >>=
  - cxx_lshift_to_rshift  # Replaces << with >>