diff --git a/src/GRANULAR/gran_sub_mod_damping.cpp b/src/GRANULAR/gran_sub_mod_damping.cpp
index 09ac4bf962..9dd68060ac 100644
--- a/src/GRANULAR/gran_sub_mod_damping.cpp
+++ b/src/GRANULAR/gran_sub_mod_damping.cpp
@@ -20,8 +20,6 @@
 
 #include <cmath>
 
-#include <cmath>
-
 using namespace LAMMPS_NS;
 using namespace Granular_NS;
 using namespace MathConst;
diff --git a/src/GRANULAR/gran_sub_mod_normal.cpp b/src/GRANULAR/gran_sub_mod_normal.cpp
index f4294bbc35..f049d2b5e2 100644
--- a/src/GRANULAR/gran_sub_mod_normal.cpp
+++ b/src/GRANULAR/gran_sub_mod_normal.cpp
@@ -12,6 +12,7 @@
 ------------------------------------------------------------------------- */
 
 #include "gran_sub_mod_normal.h"
+
 #include "error.h"
 #include "granular_model.h"
 #include "math_const.h"