diff --git a/config.json.example b/config.json.example
index 85054641..c8a2df6a 100644
--- a/config.json.example
+++ b/config.json.example
@@ -29,6 +29,7 @@
   "unlockExilusEverywhere": false,
   "unlockArcanesEverywhere": false,
   "noDailyStandingLimits": false,
+  "noArgonCrystalDecay": false,
   "noVendorPurchaseLimits": true,
   "instantResourceExtractorDrones": false,
   "noDojoRoomBuildStage": false,
diff --git a/src/controllers/api/inventoryController.ts b/src/controllers/api/inventoryController.ts
index 070a074d..40d13d4c 100644
--- a/src/controllers/api/inventoryController.ts
+++ b/src/controllers/api/inventoryController.ts
@@ -37,36 +37,40 @@ export const inventoryController: RequestHandler = async (request, response) =>
         inventory.LibraryAvailableDailyTaskInfo = createLibraryDailyTask();
 
         if (inventory.NextRefill) {
-            const lastLoginDay = Math.trunc(inventory.NextRefill.getTime() / 86400000) - 1;
-            const today = Math.trunc(Date.now() / 86400000);
-            const daysPassed = today - lastLoginDay;
-            for (let i = 0; i != daysPassed; ++i) {
-                const numArgonCrystals =
-                    inventory.MiscItems.find(x => x.ItemType == "/Lotus/Types/Items/MiscItems/ArgonCrystal")
-                        ?.ItemCount ?? 0;
-                if (numArgonCrystals == 0) {
-                    break;
-                }
-                const numStableArgonCrystals =
-                    inventory.FoundToday?.find(x => x.ItemType == "/Lotus/Types/Items/MiscItems/ArgonCrystal")
-                        ?.ItemCount ?? 0;
-                const numDecayingArgonCrystals = numArgonCrystals - numStableArgonCrystals;
-                const numDecayingArgonCrystalsToRemove = Math.ceil(numDecayingArgonCrystals / 2);
-                logger.debug(`ticking argon crystals for day ${i + 1} of ${daysPassed}`, {
-                    numArgonCrystals,
-                    numStableArgonCrystals,
-                    numDecayingArgonCrystals,
-                    numDecayingArgonCrystalsToRemove
-                });
-                // Remove half of owned decaying argon crystals
-                addMiscItems(inventory, [
-                    {
-                        ItemType: "/Lotus/Types/Items/MiscItems/ArgonCrystal",
-                        ItemCount: numDecayingArgonCrystalsToRemove * -1
-                    }
-                ]);
-                // All stable argon crystals are now decaying
+            if (config.noArgonCrystalDecay) {
                 inventory.FoundToday = undefined;
+            } else {
+                const lastLoginDay = Math.trunc(inventory.NextRefill.getTime() / 86400000) - 1;
+                const today = Math.trunc(Date.now() / 86400000);
+                const daysPassed = today - lastLoginDay;
+                for (let i = 0; i != daysPassed; ++i) {
+                    const numArgonCrystals =
+                        inventory.MiscItems.find(x => x.ItemType == "/Lotus/Types/Items/MiscItems/ArgonCrystal")
+                            ?.ItemCount ?? 0;
+                    if (numArgonCrystals == 0) {
+                        break;
+                    }
+                    const numStableArgonCrystals =
+                        inventory.FoundToday?.find(x => x.ItemType == "/Lotus/Types/Items/MiscItems/ArgonCrystal")
+                            ?.ItemCount ?? 0;
+                    const numDecayingArgonCrystals = numArgonCrystals - numStableArgonCrystals;
+                    const numDecayingArgonCrystalsToRemove = Math.ceil(numDecayingArgonCrystals / 2);
+                    logger.debug(`ticking argon crystals for day ${i + 1} of ${daysPassed}`, {
+                        numArgonCrystals,
+                        numStableArgonCrystals,
+                        numDecayingArgonCrystals,
+                        numDecayingArgonCrystalsToRemove
+                    });
+                    // Remove half of owned decaying argon crystals
+                    addMiscItems(inventory, [
+                        {
+                            ItemType: "/Lotus/Types/Items/MiscItems/ArgonCrystal",
+                            ItemCount: numDecayingArgonCrystalsToRemove * -1
+                        }
+                    ]);
+                    // All stable argon crystals are now decaying
+                    inventory.FoundToday = undefined;
+                }
             }
         }
 
diff --git a/src/services/configService.ts b/src/services/configService.ts
index b19ac57e..66c50dda 100644
--- a/src/services/configService.ts
+++ b/src/services/configService.ts
@@ -55,6 +55,7 @@ interface IConfig {
     unlockExilusEverywhere?: boolean;
     unlockArcanesEverywhere?: boolean;
     noDailyStandingLimits?: boolean;
+    noArgonCrystalDecay?: boolean;
     noVendorPurchaseLimits?: boolean;
     instantResourceExtractorDrones?: boolean;
     noDojoRoomBuildStage?: boolean;
diff --git a/static/webui/index.html b/static/webui/index.html
index bd5f13cc..540378d9 100644
--- a/static/webui/index.html
+++ b/static/webui/index.html
@@ -517,6 +517,10 @@
                                         <input class="form-check-input" type="checkbox" id="noDailyStandingLimits" />
                                         <label class="form-check-label" for="noDailyStandingLimits" data-loc="cheats_noDailyStandingLimits"></label>
                                     </div>
+                                    <div class="form-check">
+                                        <input class="form-check-input" type="checkbox" id="noArgonCrystalDecay" />
+                                        <label class="form-check-label" for="noArgonCrystalDecay" data-loc="cheats_noArgonCrystalDecay"></label>
+                                    </div>
                                     <div class="form-check">
                                         <input class="form-check-input" type="checkbox" id="noVendorPurchaseLimits" />
                                         <label class="form-check-label" for="noVendorPurchaseLimits" data-loc="cheats_noVendorPurchaseLimits"></label>
diff --git a/static/webui/translations/de.js b/static/webui/translations/de.js
index 0a329181..dd1f226b 100644
--- a/static/webui/translations/de.js
+++ b/static/webui/translations/de.js
@@ -110,6 +110,7 @@ dict = {
     cheats_unlockExilusEverywhere: `Exilus-Adapter überall`,
     cheats_unlockArcanesEverywhere: `Arkana-Adapter überall`,
     cheats_noDailyStandingLimits: `Kein tägliches Ansehenslimit`,
+    cheats_noArgonCrystalDecay: `[UNTRANSLATED] No Argon Crystal Decay`,
     cheats_noVendorPurchaseLimits: `[UNTRANSLATED] No Vendor Purchase Limits`,
     cheats_instantResourceExtractorDrones: `Sofortige Ressourcen-Extraktor-Drohnen`,
     cheats_noDojoRoomBuildStage: `Kein Dojo-Raum-Bauvorgang`,
diff --git a/static/webui/translations/en.js b/static/webui/translations/en.js
index 455ab2e4..b60ba241 100644
--- a/static/webui/translations/en.js
+++ b/static/webui/translations/en.js
@@ -109,6 +109,7 @@ dict = {
     cheats_unlockExilusEverywhere: `Exilus Adapters Everywhere`,
     cheats_unlockArcanesEverywhere: `Arcane Adapters Everywhere`,
     cheats_noDailyStandingLimits: `No Daily Standing Limits`,
+    cheats_noArgonCrystalDecay: `No Argon Crystal Decay`,
     cheats_noVendorPurchaseLimits: `No Vendor Purchase Limits`,
     cheats_instantResourceExtractorDrones: `Instant Resource Extractor Drones`,
     cheats_noDojoRoomBuildStage: `No Dojo Room Build Stage`,
diff --git a/static/webui/translations/fr.js b/static/webui/translations/fr.js
index 9840911a..96b52eaa 100644
--- a/static/webui/translations/fr.js
+++ b/static/webui/translations/fr.js
@@ -110,6 +110,7 @@ dict = {
     cheats_unlockExilusEverywhere: `Adaptateurs Exilus partout`,
     cheats_unlockArcanesEverywhere: `Adaptateur d'Arcanes partout`,
     cheats_noDailyStandingLimits: `Pas de limite de réputation journalière`,
+    cheats_noArgonCrystalDecay: `[UNTRANSLATED] No Argon Crystal Decay`,
     cheats_noVendorPurchaseLimits: `[UNTRANSLATED] No Vendor Purchase Limits`,
     cheats_instantResourceExtractorDrones: `Ressources de drone d'extraction instantannées`,
     cheats_noDojoRoomBuildStage: `No Dojo Room Build Stage`,
diff --git a/static/webui/translations/ru.js b/static/webui/translations/ru.js
index 030c704b..502b84af 100644
--- a/static/webui/translations/ru.js
+++ b/static/webui/translations/ru.js
@@ -110,6 +110,7 @@ dict = {
     cheats_unlockExilusEverywhere: `Адаптеры Эксилус везде`,
     cheats_unlockArcanesEverywhere: `Адаптеры для мистификаторов везде`,
     cheats_noDailyStandingLimits: `Без ежедневных ограничений репутации`,
+    cheats_noArgonCrystalDecay: `[UNTRANSLATED] No Argon Crystal Decay`,
     cheats_noVendorPurchaseLimits: `[UNTRANSLATED] No Vendor Purchase Limits`,
     cheats_instantResourceExtractorDrones: `Мгновенные Экстракторы Ресурсов`,
     cheats_noDojoRoomBuildStage: `Мгновенное Строительтво Комнат Додзё`,
diff --git a/static/webui/translations/zh.js b/static/webui/translations/zh.js
index 2858309e..57207f0a 100644
--- a/static/webui/translations/zh.js
+++ b/static/webui/translations/zh.js
@@ -110,6 +110,8 @@ dict = {
     cheats_unlockExilusEverywhere: `全物品自带适配器`,
     cheats_unlockArcanesEverywhere: `全物品自带赋能适配器`,
     cheats_noDailyStandingLimits: `无每日声望限制`,
+    cheats_noArgonCrystalDecay: `[UNTRANSLATED] No Argon Crystal Decay`,
+    cheats_noVendorPurchaseLimits: `[UNTRANSLATED] No Vendor Purchase Limits`,
     cheats_instantResourceExtractorDrones: `即时资源采集无人机`,
     cheats_noDojoRoomBuildStage: `无视道场房间建造阶段`,
     cheats_fastDojoRoomDestruction: `快速拆除道场房间`,