diff --git a/Justfile b/Justfile
index 897a7c6..36826e2 100644
--- a/Justfile
+++ b/Justfile
@@ -6,3 +6,6 @@ dev:
 
 update:
     guix time-machine --channels=./channels.scm -- describe --format=channels > ./channels.scm.lock
+
+run: default
+    xdg-open ./main.pdf