diff --git a/modules/profiles/desktop/default.nix b/modules/profiles/desktop/default.nix
index efc22e7..2cb9438 100644
--- a/modules/profiles/desktop/default.nix
+++ b/modules/profiles/desktop/default.nix
@@ -148,6 +148,7 @@ in {
           arandr
           pandoc
           evince
+          okular
           gparted
           scribus
           gnumake
diff --git a/pkgs/btrfs-auto-snapshot.nix b/pkgs/btrfs-auto-snapshot.nix
index b0d4d0c..c1e0fd2 100644
--- a/pkgs/btrfs-auto-snapshot.nix
+++ b/pkgs/btrfs-auto-snapshot.nix
@@ -56,7 +56,7 @@ assert syslogSupport -> util-linux != null;
       license = licenses.gpl2;
       mainProgram = "btrfs-auto-snapshot";
       maintainers = with maintainers; [motiejus];
-      platforms = platforms.unix;
+      platforms = platforms.linux;
 
       longDescription = ''
         btrfs-auto-snapshot is a Bash script designed to bring as much of the