diff --git a/client/battle/BattleInterfaceClasses.cpp b/client/battle/BattleInterfaceClasses.cpp
index 1f57228da..5240737d5 100644
--- a/client/battle/BattleInterfaceClasses.cpp
+++ b/client/battle/BattleInterfaceClasses.cpp
@@ -691,7 +691,7 @@ void StackInfoBasicPanel::initializeData(const CStack * stack)
 			if (spellBonuses->empty())
 				throw std::runtime_error("Failed to find effects for spell " + effect.toSpell()->getJsonKey());
 
-			int duration = spellBonuses->front()->duration;
+			int duration = spellBonuses->front()->turnsRemain;
 
 			icons.push_back(std::make_shared<CAnimImage>(AnimationPath::builtin("SpellInt"), effect + 1, 0, firstPos.x + offset.x * printed, firstPos.y + offset.y * printed));
 			if(settings["general"]["enableUiEnhancements"].Bool())
diff --git a/client/windows/CCreatureWindow.cpp b/client/windows/CCreatureWindow.cpp
index e86bbf864..8973c19f9 100644
--- a/client/windows/CCreatureWindow.cpp
+++ b/client/windows/CCreatureWindow.cpp
@@ -238,7 +238,7 @@ CStackWindow::ActiveSpellsSection::ActiveSpellsSection(CStackWindow * owner, int
 			if (spellBonuses->empty())
 				throw std::runtime_error("Failed to find effects for spell " + effect.toSpell()->getJsonKey());
 
-			int duration = spellBonuses->front()->duration;
+			int duration = spellBonuses->front()->turnsRemain;
 			boost::replace_first(spellText, "%d", std::to_string(duration));
 
 			spellIcons.push_back(std::make_shared<CAnimImage>(AnimationPath::builtin("SpellInt"), effect + 1, 0, firstPos.x + offset.x * printed, firstPos.y + offset.y * printed));