diff --git a/README.md b/README.md
index 9b8522125..1dee1e918 100644
--- a/README.md
+++ b/README.md
@@ -194,7 +194,7 @@ The author of the Silk icon set is Mark James.
                             to disable; default: 0)
         --default-acceleration
                             Acceleration will be reset to this value after the specific settings above
-                            have been applied. (mm/s^2, set zero to disable; default: 130)
+                            have been applied. (mm/s^2, set zero to disable; default: 0)
     
       Accuracy options:
         --layer-height      Layer height in mm (default: 0.3)
diff --git a/slic3r.pl b/slic3r.pl
index 7379a61dd..354bae3ac 100755
--- a/slic3r.pl
+++ b/slic3r.pl
@@ -341,7 +341,7 @@ $j
                         to disable; default: $config->{first_layer_acceleration})
     --default-acceleration
                         Acceleration will be reset to this value after the specific settings above
-                        have been applied. (mm/s^2, set zero to disable; default: $config->{travel_speed})
+                        have been applied. (mm/s^2, set zero to disable; default: $config->{default_acceleration})
     
   Accuracy options:
     --layer-height      Layer height in mm (default: $config->{layer_height})