diff --git a/modules/targets/generic-linux.nix b/modules/targets/generic-linux.nix
index 45762ac5e..8503f58e8 100644
--- a/modules/targets/generic-linux.nix
+++ b/modules/targets/generic-linux.nix
@@ -47,13 +47,12 @@ in {
     # We need to append system-wide FHS directories due to the default prefix
     # resolving to the Nix store.
     # https://github.com/nix-community/home-manager/pull/2891#issuecomment-1101064521
-    home.sessionVariables = {
-      XCURSOR_PATH = "$XCURSOR_PATH\${XCURSOR_PATH:+:}"
-        + lib.concatStringsSep ":" [
-          "${config.home.profileDirectory}/share/icons"
-          "/usr/share/icons"
-          "/usr/share/pixmaps"
-        ];
+    home.sessionSearchVariables = {
+      XCURSOR_PATH = [
+        "${config.home.profileDirectory}/share/icons"
+        "/usr/share/icons"
+        "/usr/share/pixmaps"
+      ];
     };
 
     home.sessionVariablesExtra = ''