diff --git a/gradle.properties b/gradle.properties
index 01d02784..bbfa5b63 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -5,7 +5,7 @@ org.gradle.jvmargs=-Xmx1G
 	# check these on https://fabricmc.net/use
     # or better: https://modmuss50.me/fabric.html
 	minecraft_version=20w19a
-	yarn_mappings=20w19a+build.9
+	yarn_mappings=20w19a+build.15
 	loader_version=0.8.2+build.194
 
 # Mod Properties
diff --git a/src/main/java/carpet/helpers/OptimizedExplosion.java b/src/main/java/carpet/helpers/OptimizedExplosion.java
index 081d5287..7628024c 100644
--- a/src/main/java/carpet/helpers/OptimizedExplosion.java
+++ b/src/main/java/carpet/helpers/OptimizedExplosion.java
@@ -243,14 +243,15 @@ public class OptimizedExplosion
                     {
                         BlockEntity blockEntity = block.hasBlockEntity() ? world.getBlockEntity(blockpos) : null;
 
-                        LootContext.Builder lootBuilder = new LootContext.Builder((ServerWorld) eAccess.getWorld())
-                                .setRandom(eAccess.getWorld().random)
-                                .put(LootContextParameters.POSITION, blockpos)
-                                .put(LootContextParameters.TOOL, ItemStack.EMPTY)
-                                .putNullable(LootContextParameters.BLOCK_ENTITY, blockEntity);
+                        LootContext.Builder lootBuilder = (new LootContext.Builder((ServerWorld)eAccess.getWorld()))
+                                .random(eAccess.getWorld().random)
+                                .parameter(LootContextParameters.POSITION, blockpos)
+                                .parameter(LootContextParameters.TOOL, ItemStack.EMPTY)
+                                .optionalParameter(LootContextParameters.BLOCK_ENTITY, blockEntity)
+                                .optionalParameter(LootContextParameters.THIS_ENTITY, eAccess.getEntity());
 
                         if (eAccess.getDestructionType() == Explosion.DestructionType.DESTROY)
-                            lootBuilder.put(LootContextParameters.EXPLOSION_RADIUS, eAccess.getPower());
+                            lootBuilder.parameter(LootContextParameters.EXPLOSION_RADIUS, eAccess.getPower());
 
                         state.getDroppedStacks(lootBuilder).forEach((itemStackx) -> {
                             method_24023(objectArrayList, itemStackx, blockpos.toImmutable());