diff --git a/nix/sources.json b/nix/sources.json
index f67f266..21f74be 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -74,10 +74,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cff83d5032a21aad4f69bf284e95b5f564f4a54e",
-        "sha256": "0gcm6k52mfazykhs5s4548qxa25sgf3vafb8jy051ayi9i7076wa",
+        "rev": "e6d5772f3515b8518d50122471381feae7cbae36",
+        "sha256": "0745rigamnnzz4qf712pvjs3vz8qsg3r9g903k6m4z92yxr1w942",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/cff83d5032a21aad4f69bf284e95b5f564f4a54e.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/e6d5772f3515b8518d50122471381feae7cbae36.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "nixpkgsUnstable": {