diff --git a/pkgs/tools/misc/alarm-clock-applet/default.nix b/pkgs/tools/misc/alarm-clock-applet/default.nix
index c73d2b758cd5..80275149bfb8 100644
--- a/pkgs/tools/misc/alarm-clock-applet/default.nix
+++ b/pkgs/tools/misc/alarm-clock-applet/default.nix
@@ -40,6 +40,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [
     gst_all_1.gstreamer
+    gst_all_1.gst-plugins-base
     libnotify
     libayatana-appindicator
   ];