diff --git a/posts/2016-10-12-pi-pan-tilt-3.md b/posts/2016-10-12-pi-pan-tilt-3.md
index 1c6106d..b6a38a7 100644
--- a/posts/2016-10-12-pi-pan-tilt-3.md
+++ b/posts/2016-10-12-pi-pan-tilt-3.md
@@ -6,10 +6,10 @@ tags: photography, electronics, raspberrypi
 ---
 
 This is the third part in this series, continuing on from
-[part 1][part1] and [part 2][].  The last post was about integrating
-the hardware with Hugin and PanoTools.  This one is similarly
-technical, and without any pretty pictures (really, it has no concern
-at all for aesthetics), so be forewarned.
+[part 1][part1] and [part 2][part2].  The last post was about
+integrating the hardware with Hugin and PanoTools.  This one is
+similarly technical, and without any pretty pictures (really, it has
+no concern at all for aesthetics), so be forewarned.
 
 Thus far (aside from my first stitched image) I've been using a raw
 workflow where possible.  That is, all images arrive from the camera