diff --git a/yodaTab/nix/sources.json b/yodaTab/nix/sources.json
index f6d2628..cb3ae02 100644
--- a/yodaTab/nix/sources.json
+++ b/yodaTab/nix/sources.json
@@ -17,10 +17,10 @@
         "homepage": null,
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "cf2004afe4d4b95a295c63c911e949e40915eedb",
-        "sha256": "0m2ivnn4rb9j5d4w0jvsivpf79i334iqa3hnwdjgz1i0wbl9qw0m",
+        "rev": "e7f38be3775bab9659575f192ece011c033655f0",
+        "sha256": "1kbkhjjlb4v90f3jyc8pm0n9v8lv46b0vaynf0ky44gap7sri0dx",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/cf2004afe4d4b95a295c63c911e949e40915eedb.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/e7f38be3775bab9659575f192ece011c033655f0.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }