diff --git a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/vanilla/potion/PotionMixin.java b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/vanilla/potion/PotionMixin.java
index 1e0ed88..e4e4c68 100644
--- a/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/vanilla/potion/PotionMixin.java
+++ b/src/main/java/com/falsepattern/endlessids/mixin/mixins/common/vanilla/potion/PotionMixin.java
@@ -26,6 +26,6 @@ public abstract class PotionMixin {
             at = @At(value = "RETURN"),
             require = 1)
     private static void clinit(CallbackInfo ci) {
-        potionTypes = Arrays.copyOf(potionTypes, 32767);
+        potionTypes = Arrays.copyOf(potionTypes, 32768);
     }
 }