diff --git a/nix/sources.json b/nix/sources.json
index 4fdd0ec..95bac37 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -5,10 +5,10 @@
         "homepage": "",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "241313f4e8e508cb9b13278c2b0fa25b9ca27163",
-        "sha256": "09d83cyl9dlfkkbspkgkk7bfydj3mvw6r1x98kvc2v8wl2xd8ldy",
+        "rev": "b7c2ada94fe99c15b0dbcf4d11fd7850b957a436",
+        "sha256": "1hw875y585lkhygn09kcbmdgm58b0nb5k0d38qwlvfngprsnp2r0",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/241313f4e8e508cb9b13278c2b0fa25b9ca27163.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/b7c2ada94fe99c15b0dbcf4d11fd7850b957a436.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "olderIdeaNixpkgs": {