diff --git a/eos/effects/triagemodeeffect3.py b/eos/effects/triagemodeeffect3.py
index e2b04c0c8..23e81d1e4 100755
--- a/eos/effects/triagemodeeffect3.py
+++ b/eos/effects/triagemodeeffect3.py
@@ -28,9 +28,11 @@ def handler(fit, module, context):
 
     # Shield boosters
     fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Capital Shield Operation"),
-                                  "shieldBonus", module.getModifiedItemAttr("shieldBoostMultiplier"))
+                                  "shieldBonus", module.getModifiedItemAttr("shieldBoostMultiplier"),
+                                  stackingPenalties=True)
     fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Capital Shield Operation"),
-                                  "duration", module.getModifiedItemAttr("shieldBonusDurationBonus"))
+                                  "duration", module.getModifiedItemAttr("shieldBonusDurationBonus"),
+                                  stackingPenalties=True)
 
     # Armor reps
     fit.modules.filteredItemBoost(lambda mod: mod.item.group.name == "Armor Repair Unit",
diff --git a/eos/effects/triagemodeeffect7.py b/eos/effects/triagemodeeffect7.py
index 70b5ec7ab..2b5b45c8c 100755
--- a/eos/effects/triagemodeeffect7.py
+++ b/eos/effects/triagemodeeffect7.py
@@ -28,9 +28,11 @@ def handler(fit, module, context):
 
     # Shield boosters
     fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Capital Shield Operation"),
-                                  "shieldBonus", module.getModifiedItemAttr("shieldBoostMultiplier"))
+                                  "shieldBonus", module.getModifiedItemAttr("shieldBoostMultiplier"),
+                                  stackingPenalties=True)
     fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Capital Shield Operation"),
-                                  "duration", module.getModifiedItemAttr("shieldBonusDurationBonus"))
+                                  "duration", module.getModifiedItemAttr("shieldBonusDurationBonus"),
+                                  stackingPenalties=True)
 
     # Armor reps
     fit.modules.filteredItemBoost(lambda mod: mod.item.group.name == "Armor Repair Unit",