diff --git a/pages/wijnhaven_to_foshan.html b/pages/wijnhaven_to_foshan.html
index 171f7b2..b6dc3ac 100644
--- a/pages/wijnhaven_to_foshan.html
+++ b/pages/wijnhaven_to_foshan.html
@@ -17,7 +17,7 @@
 			<picture class="drawing">
 				<source media="(max-width: 1280px)" srcset="img/gps_trilateration_640.jpg">
             <!-- image for screens below 1280px wide -->
-    			<img class="drawing" src="img/gps_trilateration.jpg" />
+    			<img class="drawing" src="img/gps_trilateration.jpg">
     		<!-- fallback: used in PDF-->
 			</picture>
 		<p>Somewhere above me, satellites trilaterate my position and decide where I am on the globe. They take snapshots and these are intermittently uploaded to a remote server - I don't know where exactly - which serves this data to the software on my phone.</p>