1 files changed, 2 insertions, 0 deletions
diff --git a/slic3r.pl b/slic3r.pl
index 4a654b31e..52becfdd1 100755
--- a/slic3r.pl
+++ b/slic3r.pl
@@ -407,6 +407,8 @@ $j
     --infill-extruder   Extruder to use for infill (1+, default: 1)
     --support-material-extruder
                         Extruder to use for support material (1+, default: 1)
+    --support-material-interface-extruder
+                        Extruder to use for support material interface (1+, default: 1)
     
 EOF
     exit ($exit_code || 0);