diff --git a/src/main/java/net/minecraft/server/BlockSand.java b/src/main/java/net/minecraft/server/BlockSand.java
index 90abdf2b..b0bc035f 100644
--- a/src/main/java/net/minecraft/server/BlockSand.java
+++ b/src/main/java/net/minecraft/server/BlockSand.java
@@ -27,6 +27,7 @@ private void g(World world, int i, int j, int k) {
             byte b0 = 32;
 
             if (!instaFall && world.a(i - b0, j - b0, k - b0, i + b0, j + b0, k + b0)) {
+                world.setTypeId(i, j, k, 0);
                 EntityFallingSand entityfallingsand = new EntityFallingSand(world, i + 0.5D, j + 0.5D, k + 0.5D, this.id);
 
                 world.addEntity(entityfallingsand);