diff --git a/krops.nix b/krops.nix
index 57a3b3b..7c3fbcf 100644
--- a/krops.nix
+++ b/krops.nix
@@ -23,6 +23,7 @@
       # nixos-18.09 @ 2018-09-18
       # + uhub/sqlite: 5dd7610401747
       # + hovercraft: 7134801b17d72
+      # + PR#53934:   eac6797380af1
       nixpkgs = if host-src.arm6 then {
         # TODO: we want to track the unstable channel
         symlink = "/nix/var/nix/profiles/per-user/root/channels/nixos/";
diff --git a/nixpkgs.json b/nixpkgs.json
index 7c14f78..08dd715 100644
--- a/nixpkgs.json
+++ b/nixpkgs.json
@@ -1,7 +1,7 @@
 {
   "url": "https://github.com/makefu/nixpkgs",
-  "rev": "16fc6279dddabc42f8556d6368ed4215d916794f",
-  "date": "2019-02-16T22:29:33+01:00",
-  "sha256": "0bgm0gybqysy1si2zd8b2h6200hgmi8qsyi6qhcnvd4n555f3iic",
+  "rev": "cba65c1ab2aec20f0eaa77d6747f16798688e1bb",
+  "date": "2019-02-25T00:04:17+01:00",
+  "sha256": "1h6d9kghs7n7nql7fw5v9fpmpgdq6xq62npc7cfvyam8g4ma9iwn",
   "fetchSubmodules": false
 }