--- a/net/minecraft/server/TagRegistry.java
+++ b/net/minecraft/server/TagRegistry.java
@@ -68,6 +68,12 @@
             this.itemTags.a((Map) completablefuture1.join());
             this.fluidTags.a((Map) completablefuture2.join());
             this.entityTags.a((Map) completablefuture3.join());
+            // CraftBukkit start
+            this.blockTags.version++;
+            this.itemTags.version++;
+            this.fluidTags.version++;
+            this.entityTags.version++;
+            // CraftBukkit end
             TagsInstance.a(this.blockTags, this.itemTags, this.fluidTags, this.entityTags);
             Multimap<String, MinecraftKey> multimap = HashMultimap.create();