diff --git a/src/BlockEntities/CommandBlockEntity.cpp b/src/BlockEntities/CommandBlockEntity.cpp
index 687f75c95..d395997a6 100644
--- a/src/BlockEntities/CommandBlockEntity.cpp
+++ b/src/BlockEntities/CommandBlockEntity.cpp
@@ -12,6 +12,7 @@
 #include "../CommandOutput.h"
 #include "../Root.h"
 #include "../Server.h" // ExecuteConsoleCommand()
+#include "../Chunk.h"
 
 
 
diff --git a/src/BlockEntities/HopperEntity.cpp b/src/BlockEntities/HopperEntity.cpp
index 729d3a2cc..af7043767 100644
--- a/src/BlockEntities/HopperEntity.cpp
+++ b/src/BlockEntities/HopperEntity.cpp
@@ -13,6 +13,7 @@
 #include "DropSpenserEntity.h"
 #include "FurnaceEntity.h"
 #include "../BoundingBox.h"
+#include "json/json.h"