diff --git a/common/util/format.ts b/common/util/format.ts
index 10b7c1de..decdd55d 100644
--- a/common/util/format.ts
+++ b/common/util/format.ts
@@ -12,6 +12,10 @@ export function formatMoney(amount: number) {
   return ENV_CONFIG.moneyMoniker + formatter.format(newAmount).replace('$', '')
 }
 
+export function formatMoneyWithDecimals(amount: number) {
+  return ENV_CONFIG.moneyMoniker + amount.toFixed(2)
+}
+
 export function formatWithCommas(amount: number) {
   return formatter.format(Math.floor(amount)).replace('$', '')
 }
diff --git a/web/components/bet-panel.tsx b/web/components/bet-panel.tsx
index aaca3ffb..73055872 100644
--- a/web/components/bet-panel.tsx
+++ b/web/components/bet-panel.tsx
@@ -10,6 +10,7 @@ import { Spacer } from './layout/spacer'
 import { YesNoSelector } from './yes-no-selector'
 import {
   formatMoney,
+  formatMoneyWithDecimals,
   formatPercent,
   formatWithCommas,
 } from 'common/util/format'
@@ -347,7 +348,9 @@ function BuyPanel(props: {
             </div>
 
             {cpmmFees !== false && (
-              <InfoTooltip text={`Includes ${formatMoney(cpmmFees)} in fees`} />
+              <InfoTooltip
+                text={`Includes ${formatMoneyWithDecimals(cpmmFees)} in fees`}
+              />
             )}
 
             {dpmTooltip && <InfoTooltip text={dpmTooltip} />}