diff --git a/src/domain.cpp b/src/domain.cpp
index 2d6d52c369..ad1e5896b8 100644
--- a/src/domain.cpp
+++ b/src/domain.cpp
@@ -1939,12 +1939,13 @@ void Domain::print_box(const std::string &prefix)
   if (comm->me == 0) {
     std::string mesg = prefix;
     if (triclinic == 0) {
-      mesg += fmt::format("orthogonal box = ({} {} {}) to ({} {} {})\n",
-                          boxlo[0],boxlo[1],boxlo[2],
-                          boxhi[0],boxhi[1],boxhi[2]);
+      mesg += fmt::format("orthogonal box = ({:.8g} {:.8g} {:.8g}) to "
+                          "({:.8g} {:.8g} {:.8g})\n",boxlo[0],boxlo[1],
+                          boxlo[2],boxhi[0],boxhi[1],boxhi[2]);
     } else {
-      mesg += fmt::format("triclinic box = ({} {} {}) to ({} {} {}) "
-                          "with tilt ({} {} {})\n",boxlo[0],boxlo[1],
+      mesg += fmt::format("triclinic box = ({:.8g} {:.8g} {:.8g}) to "
+                          "({:.8g} {:.8g} {:.8g}) with tilt "
+                          "({:.8g} {:.8g} {:.8g})\n",boxlo[0],boxlo[1],
                           boxlo[2],boxhi[0],boxhi[1],boxhi[2],xy,xz,yz);
     }
     utils::logmesg(lmp,mesg);
diff --git a/src/lattice.cpp b/src/lattice.cpp
index 32fac06484..cc403d592d 100644
--- a/src/lattice.cpp
+++ b/src/lattice.cpp
@@ -304,7 +304,8 @@ Lattice::Lattice(LAMMPS *lmp, int narg, char **arg) : Pointers(lmp)
   // print lattice spacings
 
   if (comm->me == 0)
-    utils::logmesg(lmp,fmt::format("Lattice spacing in x,y,z = {} {} {}\n",
+    utils::logmesg(lmp,fmt::format("Lattice spacing in x,y,z = "
+                                   "{:.8g} {:.8g} {:.8g}\n",
                                    xlattice,ylattice,zlattice));
 }