diff --git a/krebs/nixpkgs.json b/krebs/nixpkgs.json
index 811eb826e..340b926ce 100644
--- a/krebs/nixpkgs.json
+++ b/krebs/nixpkgs.json
@@ -1,7 +1,7 @@
 {
   "url": "https://github.com/NixOS/nixpkgs-channels",
-  "rev": "705986f5a986be5c5ae13193b487c7ec8ca05f16",
-  "date": "2019-05-18T20:38:59-04:00",
-  "sha256": "0zpch2cpl2yx0mp7hnyjd03hqs7rxza9wc2p97njsdzhi56gxwxp",
+  "rev": "e2883c31628ea0f3e00f899062327468a20d1aa1",
+  "date": "2019-05-27T17:09:30-04:00",
+  "sha256": "1xrpd8ykr8g3h4b33z69vngh6hfayi51jajbnfm6phhpwgd6mmld",
   "fetchSubmodules": false
 }