diff --git a/apps/openmw/mwgui/enchantingdialog.cpp b/apps/openmw/mwgui/enchantingdialog.cpp
index 3672c2aec7..86bdc25fc0 100644
--- a/apps/openmw/mwgui/enchantingdialog.cpp
+++ b/apps/openmw/mwgui/enchantingdialog.cpp
@@ -72,19 +72,19 @@ namespace MWGui
 
         switch(mEnchanting.getCastStyle())
         {
-            case 0:
+            case ESM::CS_CastOnce:
                 mTypeButton->setCaption(MWBase::Environment::get().getWindowManager()->getGameSettingString("sItemCastOnce","Cast Once"));
                 mAddEffectDialog.constantEffect=false;
                 break;
-            case 1:
+            case ESM::CS_WhenStrikes:
                 mTypeButton->setCaption(MWBase::Environment::get().getWindowManager()->getGameSettingString("sItemCastWhenStrikes", "When Strikes"));
                 mAddEffectDialog.constantEffect=false;
                 break;
-            case 2:
+            case ESM::CS_WhenUsed:
                 mTypeButton->setCaption(MWBase::Environment::get().getWindowManager()->getGameSettingString("sItemCastWhenUsed", "When Used"));
                 mAddEffectDialog.constantEffect=false;
                 break;
-            case 3:
+            case ESM::CS_ConstantEffect:
                 mTypeButton->setCaption(MWBase::Environment::get().getWindowManager()->getGameSettingString("sItemCastConstant", "Cast Constant"));
                 mAddEffectDialog.constantEffect=true;
                 break;
diff --git a/apps/openmw/mwmechanics/enchanting.cpp b/apps/openmw/mwmechanics/enchanting.cpp
index 8efbf3c8c2..c7a67e7cba 100644
--- a/apps/openmw/mwmechanics/enchanting.cpp
+++ b/apps/openmw/mwmechanics/enchanting.cpp
@@ -74,7 +74,7 @@ namespace MWMechanics
             MWWorld::Class::get (mEnchanter).skillUsageSucceeded (mEnchanter, ESM::Skill::Enchant, 1);
         }
 
-        if(mCastStyle==3)
+        if(mCastStyle==ESM::CS_ConstantEffect)
         {
             enchantment.mData.mCharge=0;
         }
@@ -255,7 +255,7 @@ namespace MWMechanics
         + (0.125 * creatureStats.getAttribute (ESM::Attribute::Luck).getModified()));
 
         float chance2 = 2.5 * getEnchantCost();
-        if(mCastStyle==3)
+        if(mCastStyle==ESM::CS_ConstantEffect)
         {
             float constantChance = MWBase::Environment::get().getWorld()->getStore().get<ESM::GameSetting>().find ("fEnchantmentConstantChanceMult")->getFloat();
             chance2 /= constantChance;