diff --git a/lib/Slic3r/GUI/Plater.pm b/lib/Slic3r/GUI/Plater.pm
index 10d65475c..4be5681a8 100644
--- a/lib/Slic3r/GUI/Plater.pm
+++ b/lib/Slic3r/GUI/Plater.pm
@@ -431,7 +431,7 @@ sub new {
             $print_info_sizer->Add($grid_sizer, 0, wxEXPAND);
             my @info = (
                 fil_m   => "Used Filament (m)",
-                fil_mm3 => "Used Filament (mm^3)",
+                fil_mm3 => "Used Filament (mm\u00B3)",
                 fil_g   => "Used Filament (g)",
                 cost    => "Cost",
                 time    => "Estimated printing time",
diff --git a/utils/post-processing/flowrate.pl b/utils/post-processing/flowrate.pl
index 7aeef24dc..4d742631e 100755
--- a/utils/post-processing/flowrate.pl
+++ b/utils/post-processing/flowrate.pl
@@ -25,7 +25,7 @@ while (<>) {
                 my $mm_per_mm   = $e_length / $dist;  # dE/dXY
                 my $mm3_per_mm  = ($filament_diameter[$T] ** 2) * PI/4 * $mm_per_mm;
                 my $vol_speed   = $F/60 * $mm3_per_mm;
-                my $comment = sprintf ' ; dXY = %.3fmm ; dE = %.5fmm ; dE/XY = %.5fmm/mm; volspeed = %.5fmm^3/sec',
+                my $comment = sprintf ' ; dXY = %.3fmm ; dE = %.5fmm ; dE/XY = %.5fmm/mm; volspeed = %.5fmm\u00B3/sec',
                     $dist, $e_length, $mm_per_mm, $vol_speed;
                 s/(\R+)/$comment$1/;
             }
diff --git a/xs/src/libslic3r/PrintConfig.cpp b/xs/src/libslic3r/PrintConfig.cpp
index 6c0ca9fd3..ded7970c6 100644
--- a/xs/src/libslic3r/PrintConfig.cpp
+++ b/xs/src/libslic3r/PrintConfig.cpp
@@ -446,7 +446,7 @@ PrintConfigDef::PrintConfigDef()
     def->tooltip = _L("Enter your filament density here. This is only for statistical information. "
                    "A decent way is to weigh a known length of filament and compute the ratio "
                    "of the length to volume. Better is to calculate the volume directly through displacement.");
-    def->sidetext = _L("g/cm^3");
+    def->sidetext = _L("g/cm\u00B3");
     def->cli = "filament-density=f@";
     def->min = 0;
     def->default_value = new ConfigOptionFloats { 0. };