diff --git a/lib/active_record/connection_adapters/postgresql_adapter.rb b/lib/active_record/connection_adapters/postgresql_adapter.rb
new file mode 100644
index 00000000000..30cea9f81ea
--- /dev/null
+++ b/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -0,0 +1,8 @@
+# Awaiting decision on https://github.com/rails/rails/issues/31190
+if ENV['DISABLE_MIGRATION_ADVISORY_LOCK']
+  class ActiveRecord::ConnectionAdapters::PostgreSQLAdapter
+    def supports_advisory_locks?
+      false
+    end
+  end
+end