diff --git a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/notdeft/package.nix b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/notdeft/package.nix
index f5e5f7cf92782..7554fd5983eaa 100644
--- a/pkgs/applications/editors/emacs/elisp-packages/manual-packages/notdeft/package.nix
+++ b/pkgs/applications/editors/emacs/elisp-packages/manual-packages/notdeft/package.nix
@@ -56,7 +56,7 @@ melpaBuild {
   '';
 
   preInstall = ''
-    install -D --target-directory=$out/bin source/notdeft-xapian
+    install -D --target-directory=$out/bin notdeft-xapian
   '';
 
   ignoreCompilationError = false;