diff --git a/src/js/economyJS.js b/src/js/economyJS.js
index 2f791dedcd56a3ffb668bc158eec356c0e475233..6c7a2f5b4e7543c54923d55b48f133d94914af1b 100644
--- a/src/js/economyJS.js
+++ b/src/js/economyJS.js
@@ -544,7 +544,8 @@ globalThis.calculateCosts = (function() {
 	}
 
 	function getArcadeCosts() {
-		return (0.05 + 0.02 * V.arcadeUpgradeInjectors + 0.05 * V.arcadeUpgradeCollectors + 0.02 * V.arcadeUpgradeHealth) * (V.arcade * V.facilityCost);
+		const healthUpgrade = V.arcadeUpgradeHealth >= 0 ? V.arcadeUpgradeHealth : 0;
+		return (0.05 + (0.02 * V.arcadeUpgradeInjectors) + (0.05 * V.arcadeUpgradeCollectors) + (0.02 * healthUpgrade)) * (V.arcade * V.facilityCost);
 	}
 
 	function getClubCosts() {
diff --git a/src/uncategorized/arcade.tw b/src/uncategorized/arcade.tw
index 505e3c60b7c22636328677543911bee6fa126a69..4ec0d543d468d0bee18c71b9f2c2b66faeb2f86a 100644
--- a/src/uncategorized/arcade.tw
+++ b/src/uncategorized/arcade.tw
@@ -146,7 +146,10 @@
 	<<else>>
 		The arcade can be upgraded to include curative injectors in order to keep inmates from succumbing under the harsh treatment. You are assured the inmates won't like their time in the arcade any better, it is purely intended to keep them functional and ready for use around the clock. It comes equipped with two settings.
 		<div class="choices">
-			[[Install curative injectors|Arcade][$arcadeUpgradeHealth = 1]]
+			[[Install curative injectors|Arcade][cashX(forceNeg(_Tmult1), "capEx"), $arcadeUpgradeHealth = 1]]
+		</div>
+		<div class="note">
+			Costs <<print cashFormat(_Tmult1)>> and will increase upkeep costs
 		</div>
 	<</if>>
 </div>