diff --git a/.package-lists/guix-manifest.scm b/.package-lists/guix-manifest.scm
index bdd59bca..25f420e2 100644
--- a/.package-lists/guix-manifest.scm
+++ b/.package-lists/guix-manifest.scm
@@ -24,6 +24,7 @@
     "clinfo"
     "cloc"
     "clyrics"
+    "compsize"
     "conky"
     "cryptsetup"
     "curl"