diff --git a/src/USER-MISC/compute_pair_entropy_atom.cpp b/src/USER-MISC/compute_pentropy_atom.cpp
similarity index 99%
rename from src/USER-MISC/compute_pair_entropy_atom.cpp
rename to src/USER-MISC/compute_pentropy_atom.cpp
index b5da941f7fd48d8dd47166dc6173a1af1a8f2d94..ccdeb6d31e48a32964c82a7bd8b3abb5a4ce80da 100644
--- a/src/USER-MISC/compute_pair_entropy_atom.cpp
+++ b/src/USER-MISC/compute_pentropy_atom.cpp
@@ -15,10 +15,10 @@
    Contributing author: Pablo Piaggi (EPFL Lausanne)
 ------------------------------------------------------------------------- */
 
-#include <math.h>
-#include <string.h>
-#include <stdlib.h>
-#include "compute_pair_entropy_atom.h"
+#include <cmath>
+#include <cstring>
+#include <cstdlib>
+#include "compute_pentropy_atom.h"
 #include "atom.h"
 #include "update.h"
 #include "modify.h"
diff --git a/src/USER-MISC/compute_pair_entropy_atom.h b/src/USER-MISC/compute_pentropy_atom.h
similarity index 100%
rename from src/USER-MISC/compute_pair_entropy_atom.h
rename to src/USER-MISC/compute_pentropy_atom.h