diff --git a/eos/effects/shieldboosterdurationbonusshieldskills.py b/eos/effects/shieldboosterdurationbonusshieldskills.py
index b8dd94017..3644a5f88 100644
--- a/eos/effects/shieldboosterdurationbonusshieldskills.py
+++ b/eos/effects/shieldboosterdurationbonusshieldskills.py
@@ -2,5 +2,5 @@
 # Modules named like: Core Defense Operational Solidifier (8 of 8)
 type = "passive"
 def handler(fit, module, context):
-    fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Shield Operation"),
-                                  "duration", module.getModifiedItemAttr("durationSkillBonus"))
\ No newline at end of file
+    fit.modules.filteredItemBoost(lambda mod: mod.item.requiresSkill("Shield Operation") or mod.item.requiresSkill("Capital Shield Operation"),
+                                  "duration", module.getModifiedItemAttr("durationSkillBonus"))