diff --git a/game/core/src/main/java/net/minecraft/core/world/generate/feature/WorldFeatureSpeleothems.java b/game/core/src/main/java/net/minecraft/core/world/generate/feature/WorldFeatureSpeleothems.java
index f8920e365..b39c1d7b7 100644
--- a/game/core/src/main/java/net/minecraft/core/world/generate/feature/WorldFeatureSpeleothems.java
+++ b/game/core/src/main/java/net/minecraft/core/world/generate/feature/WorldFeatureSpeleothems.java
@@ -124,7 +124,7 @@ public class WorldFeatureSpeleothems extends WorldFeature {
                             }
                         }
 
-                        if (bottom != -1) {
+                        if (bottom != -1 && world.getBlockType(queryPos.set(x + dx, bottom - 1, z + dz)).solid()) {
                             this.placeSpeleothem(world, queryPos.set(x + dx, bottom, z + dz), -height / 2);
                         }
                     }