diff --git a/README.md b/README.md
index 159e79b..4d665e0 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ In addition to the high pass filter for 70cm and the low pass filter for 2m,
 this design also included an additional high pass filter at 120MHz,
 to eliminate interference by strong FM radio broadcast stations.
 Each antenna input provides an optional bias-tee to power a the antenna's LNA.
-See the [schematic](pcb/plot/diplexer.pdf) for details.
+See the [schematic](http://gogs.zenerdio.de/sebastian/satnogs-diplexer/raw/master/pcb/plot/diplexer.pdf) for details.
 
 
 The layout file files can be found in the `pcb` folder.