diff --git a/eos/effects/shipsetrofaf.py b/eos/effects/shipsetrofaf.py
index 32ae50ab6..df4394b19 100644
--- a/eos/effects/shipsetrofaf.py
+++ b/eos/effects/shipsetrofaf.py
@@ -7,4 +7,4 @@ type = "passive"
 
 def handler(fit, src, context):
     fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Small Energy Turret"), "speed",
-                                  src.getModifiedItemAttr("shipBonusAF"), stackingPenalties=True, skill="Amarr Frigate")
+                                  src.getModifiedItemAttr("shipBonusAF"), stackingPenalties=False, skill="Amarr Frigate")