diff --git a/nix/sources.json b/nix/sources.json
index 496263ad..10222a3c 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -68,10 +68,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "e74894146a42ba552ebafa19ab2d1df7ccbc1738",
-        "sha256": "0jk4wcbb3ipcrkxa8dnd82v6by19l3n6gq4sp58a4wdks0z7s26z",
+        "rev": "9e86f5f7a19db6da2445f07bafa6694b556f9c6d",
+        "sha256": "0i2j7bf6jq3s13n12xahramami0n6zn1mksqgi01k7flpgyymcck",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/e74894146a42ba552ebafa19ab2d1df7ccbc1738.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/9e86f5f7a19db6da2445f07bafa6694b556f9c6d.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixos-hardware": {
@@ -99,10 +99,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "c935f5e0add2cf0ae650d072c8357533e21b0c35",
-        "sha256": "1jwv20dxiaiwfqsa2jryib20d7ggvy5kfggna3cam6mafbpvad18",
+        "rev": "9e70e9f732fbb15872cb4ea11bd43c14328a0b69",
+        "sha256": "1ywvc3w68v3gqqmp96idclrgzmvp4hnx06x9daqna5bk0wsnc4h0",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/c935f5e0add2cf0ae650d072c8357533e21b0c35.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/9e70e9f732fbb15872cb4ea11bd43c14328a0b69.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "obelisk": {