diff --git a/.versions/nixpkgs-unstable.json b/.versions/nixpkgs-unstable.json
index 392540d..e763f07 100644
--- a/.versions/nixpkgs-unstable.json
+++ b/.versions/nixpkgs-unstable.json
@@ -1,7 +1,7 @@
 {
   "url": "https://github.com/NixOS/nixpkgs-channels.git",
-  "rev": "e97dfe73bba2a43ee7ca41273e1fe76a21cb723f",
-  "date": "2020-02-28T11:54:44+01:00",
-  "sha256": "0ijgkvmnzpbja2k4fx26k8qsdjavrvhqqkhh0jkik130jzxw7fz4",
+  "rev": "39247f8d04c04b3ee629a1f85aeedd582bf41cac",
+  "date": "2020-04-06T00:25:11+02:00",
+  "sha256": "1q7asvk73w7287d2ghgya2hnvn01szh65n8xczk4x2b169c5rfv0",
   "fetchSubmodules": false
 }
diff --git a/.versions/nixpkgs.json b/.versions/nixpkgs.json
index 8f29fd4..cc564a9 100644
--- a/.versions/nixpkgs.json
+++ b/.versions/nixpkgs.json
@@ -1,7 +1,7 @@
 {
   "url": "https://github.com/NixOS/nixpkgs-channels.git",
-  "rev": "ce9f1aaa39ee2a5b76a9c9580c859a74de65ead5",
-  "date": "2020-02-27T20:22:41+01:00",
-  "sha256": "1s2b9rvpyamiagvpl5cggdb2nmx4f7lpylipd397wz8f0wngygpi",
+  "rev": "e10c65cdb35b6a66491e47e5a85f5d456b4f4eea",
+  "date": "2020-04-05T01:34:21+02:00",
+  "sha256": "19csb2s3wyav83zcw9dw488zk2fnz6wcxxz8q6hy43dbph86hxwm",
   "fetchSubmodules": false
 }