diff --git a/src/fix_tmd.cpp b/src/fix_tmd.cpp
index ea448bd178..dd11dfd0c7 100644
--- a/src/fix_tmd.cpp
+++ b/src/fix_tmd.cpp
@@ -412,7 +412,7 @@ void FixTMD::readfile(char *file)
       m++;
     }
 
-    MPI_Bcast(&eof,sizeof(char *)/sizeof(char),MPI_CHAR,0,world);
+    MPI_Bcast(&eof,sizeof(char *),MPI_CHAR,0,world);
     MPI_Bcast(&nlines,1,MPI_INT,0,world);
     MPI_Bcast(&m,1,MPI_INT,0,world);
     MPI_Bcast(buffer,m,MPI_CHAR,0,world);
diff --git a/src/library.cpp b/src/library.cpp
index 245ae7ba84..a46689da09 100644
--- a/src/library.cpp
+++ b/src/library.cpp
@@ -1515,7 +1515,8 @@ void lammps_create_atoms(void *ptr, int n, tagint *id, int *type,
     if (lmp->atom->natoms != natoms_prev + n) {
       char str[128];
       sprintf(str,"Library warning in lammps_create_atoms, "
-              "invalid total atoms " BIGINT_FORMAT " %lld",lmp->atom->natoms,natoms_prev+n);
+              "invalid total atoms " BIGINT_FORMAT " " BIGINT_FORMAT,
+              lmp->atom->natoms,natoms_prev+n);
       if (lmp->comm->me == 0)
         lmp->error->warning(FLERR,str);
     }