diff --git a/pkgsets/emacs/elfeed.nix b/pkgsets/emacs/elfeed.nix
index 4f23497..20f3b2f 100644
--- a/pkgsets/emacs/elfeed.nix
+++ b/pkgsets/emacs/elfeed.nix
@@ -46,7 +46,7 @@ with lib;
           (define-key elfeed-search-mode-map [remap elfeed-search-show-entry] 'elfeed-search-show-entry-custom)
 
           (defun elfeed-get-yt-description (url)
-            (shell-command-to-string (format "${pkgs.youtube-dl}/bin/youtube-dl --get-description \"%s\" 2> /dev/null" url)))
+            (shell-command-to-string (format "${pkgs.yt-dlp}/bin/yt-dlp --get-description \"%s\" 2> /dev/null" url)))
 
           (defun elfeed-get-sd-article (url)
             (eval-string (shell-command-to-string (format "${pyEnv}/bin/python3 ${pyScript} \"%s\" 2> /dev/null" url))))
diff --git a/pkgsets/emacs/mu4e.nix b/pkgsets/emacs/mu4e.nix
index b93869c..9810625 100644
--- a/pkgsets/emacs/mu4e.nix
+++ b/pkgsets/emacs/mu4e.nix
@@ -52,7 +52,7 @@ in
         (setq mail-user-agent 'mu4e-user-agent)
         (setq org-mu4e-link-query-in-headers-mode t)
         (setq mu4e-maildir "~/.mail/Mail")
-        (setq mu4e-get-mail-command "${pkgs.isync}/bin/mbsync -a")
+        (setq mu4e-get-mail-command "${pkgs.isync.override { withCyrusSaslXoauth2 = true; }}/bin/mbsync -a")
         (setq mu4e-context-policy 'pick-first)
         (setq mu4e-change-filenames-when-moving t)
         (setq starttls-use-gnutls t)
@@ -117,6 +117,6 @@ in
 
     environment.systemPackages = with pkgs; [
       mu
-      isync
+      (isync.override { withCyrusSaslXoauth2 = true; })
     ];
   }