diff --git a/src/serial_io.c b/src/serial_io.c
index 5770b12bd9bcf55e0886fffc3b9ca36c4a48faaf..8e63db5cfad3a3b50fc7e350bbac6ce09708230a 100644
--- a/src/serial_io.c
+++ b/src/serial_io.c
@@ -410,9 +410,9 @@ void writeArrayBackEnd(hid_t grp, char* fileName, FILE* xmfFile, char* name,
  * Calls #error() if an error occurs.
  *
  */
-void read_ic_serial(char* fileName, double dim[3], struct part** parts, size_t* N,
-                    int* periodic, int mpi_rank, int mpi_size, MPI_Comm comm,
-                    MPI_Info info) {
+void read_ic_serial(char* fileName, double dim[3], struct part** parts,
+                    size_t* N, int* periodic, int mpi_rank, int mpi_size,
+                    MPI_Comm comm, MPI_Info info) {
   hid_t h_file = 0, h_grp = 0;
   double boxSize[3] = {0.0, -1.0, -1.0};
   /* GADGET has only cubic boxes (in cosmological mode) */
diff --git a/src/serial_io.h b/src/serial_io.h
index 0683f4cf46e837ff2daaa679ecaa14d791442712..95f09f5977a97a359e978db7a1b71b02030d6a14 100644
--- a/src/serial_io.h
+++ b/src/serial_io.h
@@ -31,9 +31,9 @@
 
 #if defined(HAVE_HDF5) && defined(WITH_MPI) && !defined(HAVE_PARALLEL_HDF5)
 
-void read_ic_serial(char* fileName, double dim[3], struct part** parts, size_t* N,
-                    int* periodic, int mpi_rank, int mpi_size, MPI_Comm comm,
-                    MPI_Info info);
+void read_ic_serial(char* fileName, double dim[3], struct part** parts,
+                    size_t* N, int* periodic, int mpi_rank, int mpi_size,
+                    MPI_Comm comm, MPI_Info info);
 
 void write_output_serial(struct engine* e, struct UnitSystem* us, int mpi_rank,
                          int mpi_size, MPI_Comm comm, MPI_Info info);
diff --git a/src/single_io.c b/src/single_io.c
index 7071482ee2e84fdcc801c737a969054ced6c32a8..ab105175e111c74f5886e41d2f8964d18789ee7d 100644
--- a/src/single_io.c
+++ b/src/single_io.c
@@ -474,9 +474,8 @@ void write_output_single(struct engine* e, struct UnitSystem* us) {
   /* Number of particles of each type */
   const size_t Ndm = Ntot - Ngas;
   int numParticles[NUM_PARTICLE_TYPES] = /* Gadget-2 convention here */
-    {Ngas, Ndm, 0};                      /* Could use size_t instead */
-  int numParticlesHighWord[NUM_PARTICLE_TYPES] =
-    {0};
+      {Ngas, Ndm, 0};                    /* Could use size_t instead */
+  int numParticlesHighWord[NUM_PARTICLE_TYPES] = {0};
 
   /* File name */
   char fileName[FILENAME_BUFFER_SIZE];
diff --git a/src/single_io.h b/src/single_io.h
index 8ed9c877933ce2e28ce94fdde2521402ee0e25ec..c5250280e82e1801b2a4a6136d404d09093dd0ec 100644
--- a/src/single_io.h
+++ b/src/single_io.h
@@ -27,7 +27,8 @@
 #if defined(HAVE_HDF5) && !defined(WITH_MPI)
 
 void read_ic_single(char* fileName, double dim[3], struct part** parts,
-                    struct gpart** gparts, size_t* Ngas, size_t* Ndm, int* periodic);
+                    struct gpart** gparts, size_t* Ngas, size_t* Ndm,
+                    int* periodic);
 
 void write_output_single(struct engine* e, struct UnitSystem* us);