diff --git a/Appendix-A:-Printed-circuit-boards.md b/Appendix-A:-Printed-circuit-boards.md
index a5dc306..b7d3902 100644
--- a/Appendix-A:-Printed-circuit-boards.md
+++ b/Appendix-A:-Printed-circuit-boards.md
@@ -94,6 +94,7 @@ Lastly, you'll need to follow a set of special instructions to assemble the PMW3
 
 ## Step 5: All done!
 **TODO PIX a base PCB and a vertical PCB laid out side by side, fully soldered but not yet assembled**
+
 Congrats, you finished assembling the electronics! Pat yourself on the back.
 
 You'll need to program the microcontroller before it works. Head over to [[Appendix C: Firmware programming]] to get at it.
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