diff --git a/tests/stepper_motors.scad b/tests/stepper_motors.scad
index d9706f9..bbef90d 100644
--- a/tests/stepper_motors.scad
+++ b/tests/stepper_motors.scad
@@ -24,7 +24,7 @@ use <../utils/layout.scad>
 module stepper_motors()
     layout([for(s = stepper_motors) NEMA_width(s)], 5) let(m = stepper_motors[$i]) {
         rotate(180)
-            NEMA(m, 0, m == NEMA17M || m == NEMA17M8);
+            NEMA(m, 0, m == NEMA17P || m == NEMA17M || m == NEMA17M8);
 
         translate_z(4)
             NEMA_screws(m, M3_pan_screw, n = $i, earth = $i > 4 ? undef : $i - 1);