diff --git a/machines/kharbranth/default.nix b/machines/kharbranth/default.nix
index 2e93476c..54bde816 100644
--- a/machines/kharbranth/default.nix
+++ b/machines/kharbranth/default.nix
@@ -43,7 +43,7 @@
     games.enable = true;
     graphical.enable = true;
     programs = {
-      calibre.enable = true;
+      calibre.enable = false;
       eid.enable = true;
       element.enable = true;
       hledger.enable = true;
diff --git a/machines/kholinar/default.nix b/machines/kholinar/default.nix
index 14c2d4f7..855688f2 100644
--- a/machines/kholinar/default.nix
+++ b/machines/kholinar/default.nix
@@ -39,7 +39,7 @@
     games.enable = true;
     graphical.enable = true;
     programs = {
-      calibre.enable = true;
+      calibre.enable = false;
       eid.enable = true;
       element.enable = true;
       hledger.enable = true;