diff --git a/module/data/countdowns.mjs b/module/data/countdowns.mjs
index c288abb4..b3ef9a54 100644
--- a/module/data/countdowns.mjs
+++ b/module/data/countdowns.mjs
@@ -1,3 +1,5 @@
+import FormulaField from './fields/formulaField.mjs';
+
 export default class DhCountdowns extends foundry.abstract.DataModel {
     static defineSchema() {
         const fields = foundry.data.fields;
@@ -165,11 +167,11 @@ export class DhCountdown extends foundry.abstract.DataModel {
                     initial: 1,
                     label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.current.label'
                 }),
-                max: new fields.NumberField({
+                max: new FormulaField({
                     required: true,
-                    integer: true,
                     initial: 1,
-                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.max.label'
+                    label: 'DAGGERHEART.APPLICATIONS.Countdown.FIELDS.countdowns.element.progress.max.label',
+                    deterministic: false
                 }),
                 looping: new fields.StringField({
                     required: true,
diff --git a/module/data/fields/action/countdownField.mjs b/module/data/fields/action/countdownField.mjs
index 9a8f3544..4e7dd38b 100644
--- a/module/data/fields/action/countdownField.mjs
+++ b/module/data/fields/action/countdownField.mjs
@@ -39,13 +39,15 @@ export default class CountdownField extends fields.ArrayField {
             return;
         }
 
-        const data = config.countdowns.reduce(
-            (acc, curr) => {
+        const data = await config.countdowns.reduce(
+            async (acc, curr) => {
+                const { total: max } = await new Roll(curr.progress.max).evaluate();
                 acc.countdowns[foundry.utils.randomID()] = {
                     ...curr,
                     progress: {
                         ...curr.progress,
-                        current: curr.progress.max
+                        current: max,
+                        max: max
                     }
                 };
                 return acc;