--- a/net/minecraft/world/entity/animal/frog/Tadpole.java
+++ b/net/minecraft/world/entity/animal/frog/Tadpole.java
@@ -83,7 +83,7 @@
 
     @Override
     public Brain<Tadpole> getBrain() {
-        return super.getBrain();
+        return (Brain<Tadpole>)super.getBrain();
     }
 
     @Override
