diff --git a/README.markdown b/README.markdown
index 3662860a2..a7b6b13cd 100644
--- a/README.markdown
+++ b/README.markdown
@@ -131,7 +131,7 @@ The author is Alessandro Ranellucci.
         --infill-speed      Speed of print moves in mm/s (default: 60)
         --solid-infill-speed Speed of print moves for solid surfaces in mm/s (default: 60)
         --bridge-speed      Speed of bridge print moves in mm/s (default: 60)
-        --bottom-layer-speed Speed of print moves for bottom layer, expressed either as an absolute
+        --first-layer-speed Speed of print moves for bottom layer, expressed either as an absolute
                             value or as a percentage over normal speeds (default: 30%)
         
       Accuracy options:
diff --git a/lib/Slic3r.pm b/lib/Slic3r.pm
index d5b32dc60..4cb84906c 100644
--- a/lib/Slic3r.pm
+++ b/lib/Slic3r.pm
@@ -83,7 +83,7 @@ our $small_perimeter_speed  = 30;   # mm/s
 our $infill_speed           = 60;   # mm/s
 our $solid_infill_speed     = 60;   # mm/s
 our $bridge_speed           = 60;   # mm/s
-our $bottom_layer_speed     = '30%'; # mm/s or %  
+our $first_layer_speed      = '30%'; # mm/s or %  
 
 # acceleration options
 our $acceleration           = 0;
diff --git a/lib/Slic3r/Config.pm b/lib/Slic3r/Config.pm
index 5cd7a56d5..8b51f7dea 100644
--- a/lib/Slic3r/Config.pm
+++ b/lib/Slic3r/Config.pm
@@ -157,9 +157,9 @@ our $Options = {
         type    => 'f',
         aliases => [qw(bridge_feed_rate)],
     },
-    'bottom_layer_speed' => {
-        label   => 'Bottom layer speed (mm/s or %)',
-        cli     => 'bottom-layer-speed=f',
+    'first_layer_speed' => {
+        label   => 'First layer speed (mm/s or %)',
+        cli     => 'first-layer-speed=f',
         type    => 'f',
     },
     
@@ -522,6 +522,7 @@ sub load {
         next if $ignore{$key};
         if ($key =~ /^(?:extrusion_width|bottom_layer_speed)_ratio$/) {
             $key = $1;
+            $key =~ s/^bottom_layer_speed$/first_layer_speed/;
             $val = $val =~ /^\d+(\.\d+)?$/ ? ($val*100) . "%" : 0;
         }
         
diff --git a/lib/Slic3r/Extruder.pm b/lib/Slic3r/Extruder.pm
index 78acd29ff..f58bb2ab9 100644
--- a/lib/Slic3r/Extruder.pm
+++ b/lib/Slic3r/Extruder.pm
@@ -183,9 +183,9 @@ sub extrude_path {
     if ($Slic3r::cooling) {
         my $path_time = unscale($path_length) / $self->speeds->{$self->last_speed} * 60;
         if ($self->layer->id == 0) {
-            $path_time = $Slic3r::bottom_layer_speed =~ /^(\d+(?:\.\d+)?)%$/
+            $path_time = $Slic3r::first_layer_speed =~ /^(\d+(?:\.\d+)?)%$/
                 ? $path_time / ($1/100)
-                : unscale($path_length) / $Slic3r::bottom_layer_speed * 60;
+                : unscale($path_length) / $Slic3r::first_layer_speed * 60;
         }
         $self->elapsed_time($self->elapsed_time + $path_time);
     }
@@ -338,9 +338,9 @@ sub _Gx {
         # apply the speed reduction for print moves on bottom layer
         my $speed_f = $self->speeds->{$speed};
         if ($e && $self->layer->id == 0 && $comment !~ /retract/) {
-            $speed_f = $Slic3r::bottom_layer_speed =~ /^(\d+(?:\.\d+)?)%$/
+            $speed_f = $Slic3r::first_layer_speed =~ /^(\d+(?:\.\d+)?)%$/
                 ? ($speed_f * $1/100)
-                : $Slic3r::bottom_layer_speed;
+                : $Slic3r::first_layer_speed;
         }
         $gcode .= sprintf " F%.${dec}f", $speed_f;
         $self->last_speed($speed);
diff --git a/lib/Slic3r/GUI/SkeinPanel.pm b/lib/Slic3r/GUI/SkeinPanel.pm
index 65c52732f..6ea6f6dd6 100644
--- a/lib/Slic3r/GUI/SkeinPanel.pm
+++ b/lib/Slic3r/GUI/SkeinPanel.pm
@@ -36,7 +36,7 @@ sub new {
         },
         speed => {
             title => 'Other speed settings',
-            options => [qw(travel_speed bottom_layer_speed)],
+            options => [qw(travel_speed first_layer_speed)],
         },
         accuracy => {
             title => 'Accuracy',
diff --git a/slic3r.pl b/slic3r.pl
index a1540ff82..8dcd9a983 100755
--- a/slic3r.pl
+++ b/slic3r.pl
@@ -175,8 +175,8 @@ $j
     --infill-speed      Speed of print moves in mm/s (default: $Slic3r::infill_speed)
     --solid-infill-speed Speed of print moves for solid surfaces in mm/s (default: $Slic3r::solid_infill_speed)
     --bridge-speed      Speed of bridge print moves in mm/s (default: $Slic3r::bridge_speed)
-    --bottom-layer-speed Speed of print moves for bottom layer, expressed either as an absolute
-                        value or as a percentage over normal speeds (default: $Slic3r::bottom_layer_speed)
+    --first-layer-speed Speed of print moves for bottom layer, expressed either as an absolute
+                        value or as a percentage over normal speeds (default: $Slic3r::first_layer_speed)
     
   Accuracy options:
     --layer-height      Layer height in mm (default: $Slic3r::layer_height)