diff --git a/src/propeller/problems/boolean/mul3.cljc b/src/propeller/problems/boolean/mul3.cljc
index 8b48298..edeac2f 100644
--- a/src/propeller/problems/boolean/mul3.cljc
+++ b/src/propeller/problems/boolean/mul3.cljc
@@ -303,17 +303,17 @@
      :training-data            (:train train-and-test-data)
      :testing-data             (:test train-and-test-data)
      :max-generations          1000
-     :population-size          100
+     :population-size          500
      :max-initial-plushy-size  100
      :step-limit               1000
-     :parent-selection         :lexicase
+     ;:parent-selection         :lexicase
      ;:parent-selection         :tournament
-     ;:parent-selection         :motley-batch-lexicase
-     :max-batch-size           16
-     :tournament-size          5
-     :umad-rate                [1/8 1/16 1/32 1/64 1/128 1/256]
-     :alternation-rate         [1/8 1/16 1/32 1/64 1/128 1/256]
-     :alignment-deviation      [1 2 4 8 16 32 64 128 256]
+     :parent-selection         :motley-batch-lexicase
+     :max-batch-size           8
+     ;:tournament-size          5
+     :umad-rate                [1/64 1/128 1/256]
+     ;:alternation-rate         [1/64 1/128 1/256]
+     ;:alignment-deviation      [0 4 16 64]
      :variation                {:umad 1
                                 :alternation 0
                                 :reproduction 0