PaperMC/nms-patches/EntityZombieVillager.patch

--- a/net/minecraft/server/EntityZombieVillager.java
+++ b/net/minecraft/server/EntityZombieVillager.java
@@ -9,6 +9,7 @@
     private static final DataWatcherObject<Integer> b = DataWatcher.a(EntityZombieVillager.class, DataWatcherRegistry.b);
     private int conversionTime;
     private UUID bD;
+    private int lastTick = MinecraftServer.currentTick; // CraftBukkit - add field
 
     public EntityZombieVillager(World world) {
         super(EntityTypes.ZOMBIE_VILLAGER, world);
@@ -56,6 +57,11 @@
     public void tick() {
         if (!this.world.isClientSide && this.isConverting()) {
             int i = this.dK();
+            // CraftBukkit start - Use wall time instead of ticks for villager conversion
+            int elapsedTicks = MinecraftServer.currentTick - this.lastTick;
+            this.lastTick = MinecraftServer.currentTick;
+            i *= elapsedTicks;
+            // CraftBukkit end
 
             this.conversionTime -= i;
             if (this.conversionTime <= 0) {
@@ -123,7 +129,7 @@
             entityvillager.setCustomNameVisible(this.getCustomNameVisible());
         }
 
-        this.world.addEntity(entityvillager);
+        this.world.addEntity(entityvillager, org.bukkit.event.entity.CreatureSpawnEvent.SpawnReason.CURED); // CraftBukkit - add SpawnReason
         if (this.bD != null) {
             EntityHuman entityhuman = this.world.b(this.bD);