diff --git a/home/felschr.nix b/home/felschr.nix
index b104164..1e5ef14 100644
--- a/home/felschr.nix
+++ b/home/felschr.nix
@@ -71,7 +71,7 @@
     celluloid
     spot
     spotify
-    calibre
+    unstable.calibre
     foliate
 
     # learning