diff --git a/src/main/resources/application.conf b/src/main/resources/application.conf
index 80e03c99c..794a2b4c8 100644
--- a/src/main/resources/application.conf
+++ b/src/main/resources/application.conf
@@ -1063,25 +1063,25 @@ opencomputers {
     # in case of a number it has to be the potion ID. Add any potion effects
     # to make use of here, since they will all be disabled by default.
     potionWhitelist: [
-      "potion.moveSpeed",
-      "potion.digSpeed",
-      "potion.damageBoost",
-      "potion.jump",
-      "potion.resistance",
-      "potion.fireResistance",
-      "potion.waterBreathing",
-      "potion.nightVision",
-      "potion.absorption",
+      "speed",
+      "haste",
+      "strength",
+      "jump_boost",
+      "resistance",
+      "fire_resistance",
+      "water_breathing",
+      "night_vision",
+      "absorption",
 
-      "potion.blindness",
-      "potion.confusion",
-      "potion.digSlowDown",
-      "potion.harm",
-      "potion.hunger",
-      "potion.moveSlowdown",
-      "potion.poison",
-      "potion.weakness",
-      "potion.wither"
+      "blindness",
+      "nausea",
+      "mining_fatigue",
+      "instant_damage",
+      "hunger",
+      "slowness",
+      "poison",
+      "weakness",
+      "wither"
     ]
 
     # How much damage the hungry behavior should deal to the player when the
diff --git a/src/main/scala/li/cil/oc/Settings.scala b/src/main/scala/li/cil/oc/Settings.scala
index 3328b8825..32da921ef 100644
--- a/src/main/scala/li/cil/oc/Settings.scala
+++ b/src/main/scala/li/cil/oc/Settings.scala
@@ -372,7 +372,7 @@ class Settings(val config: Config) {
   val nanomachinesCommandRange = config.getDouble("nanomachines.commandRange") max 0
   val nanomachineMagnetRange = config.getDouble("nanomachines.magnetRange") max 0
   val nanomachineDisintegrationRange = config.getInt("nanomachines.disintegrationRange") max 0
-  val nanomachinePotionWhitelist = config.getStringList("nanomachines.potionWhitelist")
+  val nanomachinePotionWhitelist = config.getAnyRefList("nanomachines.potionWhitelist")
   val nanomachinesHungryDamage = config.getDouble("nanomachines.hungryDamage").toFloat max 0
   val nanomachinesHungryEnergyRestored = config.getDouble("nanomachines.hungryEnergyRestored") max 0
 
@@ -513,6 +513,10 @@ object Settings {
     // Upgrading to version 1.5.20, changed relay delay default.
     VersionRange.createFromVersionSpec("[0.0, 1.5.20)") -> Array(
       "switch.relayDelayUpgrade"
+    ),
+    // Potion whitelist was fixed in 1.6.2.
+    VersionRange.createFromVersionSpec("[0.0, 1.6.2)") -> Array(
+      "nanomachines.potionWhitelist"
     )
   )
 
diff --git a/src/main/scala/li/cil/oc/common/nanomachines/provider/PotionProvider.scala b/src/main/scala/li/cil/oc/common/nanomachines/provider/PotionProvider.scala
index fd79e93a6..7b1283abe 100644
--- a/src/main/scala/li/cil/oc/common/nanomachines/provider/PotionProvider.scala
+++ b/src/main/scala/li/cil/oc/common/nanomachines/provider/PotionProvider.scala
@@ -16,7 +16,15 @@ object PotionProvider extends ScalaProvider("c29e4eec-5a46-479a-9b3d-ad0f06da784
   // Lazy to give other mods a chance to register their potions.
   lazy val PotionWhitelist = filterPotions(Settings.get.nanomachinePotionWhitelist)
 
-  def filterPotions(list: Iterable[String]) = list.map(Potion.getPotionFromResourceLocation).filter(_ != null).toSet
+  def filterPotions[T](list: Iterable[T]) = {
+    list.map {
+      case name: String => Option(Potion.getPotionFromResourceLocation(name))
+      case id: java.lang.Number => Option(Potion.getPotionById(id.intValue()))
+      case _ => None
+    }.collect {
+      case Some(potion) => potion
+    }.toSet
+  }
 
   def isPotionEligible(potion: Potion) = potion != null && PotionWhitelist.contains(potion)
 
@@ -27,14 +35,14 @@ object PotionProvider extends ScalaProvider("c29e4eec-5a46-479a-9b3d-ad0f06da784
   override def writeBehaviorToNBT(behavior: Behavior, nbt: NBTTagCompound): Unit = {
     behavior match {
       case potionBehavior: PotionBehavior =>
-        nbt.setInteger("potionId", Potion.getIdFromPotion(potionBehavior.potion))
+        nbt.setString("potionId", Potion.REGISTRY.getNameForObject(potionBehavior.potion).toString)
       case _ => // Shouldn't happen, ever.
     }
   }
 
   override def readBehaviorFromNBT(player: EntityPlayer, nbt: NBTTagCompound) = {
-    val potionId = nbt.getInteger("potionId")
-    new PotionBehavior(Potion.getPotionById(potionId), player)
+    val potionId = nbt.getString("potionId")
+    new PotionBehavior(Potion.getPotionFromResourceLocation(potionId), player)
   }
 
   class PotionBehavior(val potion: Potion, player: EntityPlayer) extends AbstractBehavior(player) {