diff --git a/src/libslic3r/GCode.cpp b/src/libslic3r/GCode.cpp
index 7a2167fc8..029ebf2bc 100644
--- a/src/libslic3r/GCode.cpp
+++ b/src/libslic3r/GCode.cpp
@@ -176,7 +176,7 @@ bool GCode::gcode_label_objects = false;
         // Shorten the retraction length by the amount already retracted before wipe.
         length *= (1. - gcodegen.writer().extruder()->retract_before_wipe());
 
-        if (length > 0) {
+        if (length >= 0) {
             /*  Calculate how long we need to travel in order to consume the required
                 amount of retraction. In other words, how far do we move in XY at wipe_speed
                 for the time needed to consume retraction_length at retraction_speed?  */