diff --git a/src/MOLECULE/atom_vec_angle.cpp b/src/MOLECULE/atom_vec_angle.cpp
index f64150c708..e07644d84e 100644
--- a/src/MOLECULE/atom_vec_angle.cpp
+++ b/src/MOLECULE/atom_vec_angle.cpp
@@ -849,7 +849,7 @@ int AtomVecAngle::pack_data_hybrid(int i, double *buf)
 void AtomVecAngle::write_data(FILE *fp, int n, double **buf)
 {
   for (int i = 0; i < n; i++)
-    fprintf(fp,"%d %d %d %g %g %g %d %d %d\n",
+    fprintf(fp,"%d %d %d %-1.16e %-1.16e %-1.16e %d %d %d\n",
             (int) buf[i][0],(int) buf[i][1],(int) buf[i][2],
             buf[i][3],buf[i][4],buf[i][5],
             (int) buf[i][6],(int) buf[i][7],(int) buf[i][8]);
diff --git a/src/MOLECULE/atom_vec_bond.cpp b/src/MOLECULE/atom_vec_bond.cpp
index 36c1c691bc..625adbab6c 100644
--- a/src/MOLECULE/atom_vec_bond.cpp
+++ b/src/MOLECULE/atom_vec_bond.cpp
@@ -793,7 +793,7 @@ int AtomVecBond::pack_data_hybrid(int i, double *buf)
 void AtomVecBond::write_data(FILE *fp, int n, double **buf)
 {
   for (int i = 0; i < n; i++)
-    fprintf(fp,"%d %d %d %g %g %g %d %d %d\n",
+    fprintf(fp,"%d %d %d %-1.16e %-1.16e %-1.16e %d %d %d\n",
             (int) buf[i][0],(int) buf[i][1],(int) buf[i][2],
             buf[i][3],buf[i][4],buf[i][5],
             (int) buf[i][6],(int) buf[i][7],(int) buf[i][8]);
diff --git a/src/MOLECULE/atom_vec_full.cpp b/src/MOLECULE/atom_vec_full.cpp
index 155b9e804b..1748bbcf90 100644
--- a/src/MOLECULE/atom_vec_full.cpp
+++ b/src/MOLECULE/atom_vec_full.cpp
@@ -1007,7 +1007,7 @@ int AtomVecFull::pack_data_hybrid(int i, double *buf)
 void AtomVecFull::write_data(FILE *fp, int n, double **buf)
 {
   for (int i = 0; i < n; i++)
-    fprintf(fp,"%d %d %d %g %g %g %g %d %d %d\n",
+    fprintf(fp,"%d %d %d %-1.16e %-1.16e %-1.16e %-1.16e %d %d %d\n",
             (int) buf[i][0],(int) buf[i][1],(int) buf[i][2],
             buf[i][3],buf[i][4],buf[i][5],buf[i][6],
             (int) buf[i][7],(int) buf[i][8],(int) buf[i][9]);
@@ -1019,7 +1019,7 @@ void AtomVecFull::write_data(FILE *fp, int n, double **buf)
 
 int AtomVecFull::write_data_hybrid(FILE *fp, double *buf)
 {
-  fprintf(fp," %d %g",(int) buf[0],buf[1]);
+  fprintf(fp," %d %-1.16e",(int) buf[0],buf[1]);
   return 2;
 }
 
diff --git a/src/MOLECULE/atom_vec_molecular.cpp b/src/MOLECULE/atom_vec_molecular.cpp
index 2cbed3fc3f..6325b553cd 100644
--- a/src/MOLECULE/atom_vec_molecular.cpp
+++ b/src/MOLECULE/atom_vec_molecular.cpp
@@ -985,7 +985,7 @@ int AtomVecMolecular::pack_data_hybrid(int i, double *buf)
 void AtomVecMolecular::write_data(FILE *fp, int n, double **buf)
 {
   for (int i = 0; i < n; i++)
-    fprintf(fp,"%d %d %d %g %g %g %d %d %d\n",
+    fprintf(fp,"%d %d %d %-1.16e %-1.16e %-1.16e %d %d %d\n",
             (int) buf[i][0],(int) buf[i][1],(int) buf[i][2],
             buf[i][3],buf[i][4],buf[i][5],
             (int) buf[i][6],(int) buf[i][7],(int) buf[i][8]);