diff --git a/src/EXTRA-COMPUTE/compute_rattlers.cpp b/src/EXTRA-COMPUTE/compute_rattlers.cpp
index 5de246f990..7a3771cdf5 100755
--- a/src/EXTRA-COMPUTE/compute_rattlers.cpp
+++ b/src/EXTRA-COMPUTE/compute_rattlers.cpp
@@ -28,7 +28,6 @@
 #include "neighbor.h"
 #include "pair.h"
 #include "update.h"
-#include "utils.h"
 
 #include <cmath>
 #include <cstring>