diff --git a/src/comm_brick.cpp b/src/comm_brick.cpp
index 71bc74bb54..c44b41928f 100644
--- a/src/comm_brick.cpp
+++ b/src/comm_brick.cpp
@@ -39,9 +39,6 @@
 #include "error.h"
 #include "memory.h"
 
-// DEBUG
-#include "update.h"
-
 using namespace LAMMPS_NS;
 
 #define BUFFACTOR 1.5
diff --git a/src/comm_tiled.cpp b/src/comm_tiled.cpp
index 0167b23b18..c7e11f06a0 100644
--- a/src/comm_tiled.cpp
+++ b/src/comm_tiled.cpp
@@ -28,9 +28,6 @@
 #include "memory.h"
 #include "error.h"
 
-// DEBUG
-#include "update.h"
-
 using namespace LAMMPS_NS;
 
 #define BUFFACTOR 1.5