diff --git a/pkgs/desktops/pantheon/desktop/wingpanel-indicators/datetime/default.nix b/pkgs/desktops/pantheon/desktop/wingpanel-indicators/datetime/default.nix
index 97fa6ba71c0..87510e234aa 100644
--- a/pkgs/desktops/pantheon/desktop/wingpanel-indicators/datetime/default.nix
+++ b/pkgs/desktops/pantheon/desktop/wingpanel-indicators/datetime/default.nix
@@ -59,7 +59,6 @@ stdenv.mkDerivation rec {
     pkgconfig
     python3
     vala
-    wrapGAppsHook
   ];
 
   buildInputs = [
@@ -88,11 +87,6 @@ stdenv.mkDerivation rec {
     patchShebangs meson/post_install.py
   '';
 
-  # launches elementary-calendar on selection
-  preFixup = ''
-     gappsWrapperArgs+=( --prefix PATH : "${elementary-calendar}/bin" )
-  '';
-
   meta = with stdenv.lib; {
     description = "Date & Time Indicator for Wingpanel";
     homepage = https://github.com/elementary/wingpanel-indicator-datetime;