diff --git a/packages/isaacscript-common/src/functions/array.ts b/packages/isaacscript-common/src/functions/array.ts
index f5cfa7fb7..471b4bfe6 100644
--- a/packages/isaacscript-common/src/functions/array.ts
+++ b/packages/isaacscript-common/src/functions/array.ts
@@ -127,7 +127,7 @@ export function arrayRemoveInPlace<T>(
 
   for (const element of elementsToRemove) {
     const index = array.indexOf(element);
-    if (index > -1) {
+    if (index !== -1) {
       const removedElement = array.splice(index, 1);
       removedElements.push(...removedElement);
     }
diff --git a/packages/isaacscript-common/src/functions/charge.ts b/packages/isaacscript-common/src/functions/charge.ts
index 571056c3b..0813e6bdd 100644
--- a/packages/isaacscript-common/src/functions/charge.ts
+++ b/packages/isaacscript-common/src/functions/charge.ts
@@ -45,8 +45,7 @@ export function addCharge(
   // add too many charges, it will grant orange "battery" charges, even if the player does not have
   // The Battery.)
   const chargesAwayFromMax = getChargesAwayFromMax(player, activeSlot);
-  const chargesToAdd =
-    numCharges > chargesAwayFromMax ? chargesAwayFromMax : numCharges;
+  const chargesToAdd = Math.min(numCharges, chargesAwayFromMax);
 
   // The AAA Battery trinket might grant an additional charge.
   const modifiedChargesToAdd = getChargesToAddWithAAAModifier(