diff --git a/forge-game/src/main/java/forge/game/ability/AbilityUtils.java b/forge-game/src/main/java/forge/game/ability/AbilityUtils.java
index e032ec7137a..256e0fe46ec 100644
--- a/forge-game/src/main/java/forge/game/ability/AbilityUtils.java
+++ b/forge-game/src/main/java/forge/game/ability/AbilityUtils.java
@@ -1551,7 +1551,8 @@ public class AbilityUtils {
         boolean alreadyPaid = false;
         for (Player payer : allPayers) {
             if (unlessCost.equals("LifeTotalHalfUp")) {
-                cost = new Cost("PayLife<Count$YourLifeTotal/HalfUp>", true);
+                String halfup = Integer.toString(Math.max(0,(int) Math.ceil(payer.getLife() / 2.0)));
+                cost = new Cost("PayLife<" + halfup + ">", true);
             }
             alreadyPaid |= payer.getController().payCostToPreventEffect(cost, sa, alreadyPaid, allPayers);
         }
diff --git a/forge-gui/src/main/java/forge/player/HumanPlay.java b/forge-gui/src/main/java/forge/player/HumanPlay.java
index 2436caba15d..ba58489a1cf 100644
--- a/forge-gui/src/main/java/forge/player/HumanPlay.java
+++ b/forge-gui/src/main/java/forge/player/HumanPlay.java
@@ -265,15 +265,11 @@ public class HumanPlay {
             boolean mayRemovePart = true;
 
             if (part instanceof CostPayLife) {
-                if (!part.canPay(sourceAbility, p)) {
+                final int amount = getAmountFromPart(part, source, sourceAbility);
+                if (!p.canPayLife(amount)) {
                     return false;
                 }
 
-                int amount = getAmountFromPart(part, source, sourceAbility);
-                if (part.getAmount().contains("/Half")) {
-                    amount = Math.max(amount, 0);
-                }
-
                 if (!p.getController().confirmPayment(part, Localizer.getInstance().getMessage("lblDoYouWantPayNLife", String.valueOf(amount)) + orString, sourceAbility)) {
                     return false;
                 }