diff --git a/.package-lists/guix-main-manifest.scm b/.package-lists/guix-main-manifest.scm
index f2145d4e..b1a0c7ca 100644
--- a/.package-lists/guix-main-manifest.scm
+++ b/.package-lists/guix-main-manifest.scm
@@ -123,6 +123,7 @@
     "subdl"
     "sxiv"
     "tcpdump"
+    "tectonic"
     "the-silver-searcher"
     "time"
     "torsocks"