diff --git a/nix/sources.json b/nix/sources.json
index e404307..042c15d 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -42,10 +42,10 @@
         "homepage": "",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "020c74014b9e2fa905bb4059c979965816cd9118",
-        "sha256": "0ggnczlrzvbj69wgsyyvg5jr17fq31mnzkg885zjqapgnl655vyn",
+        "rev": "5f43d8b088d3771274bcfb69d3c7435b1121ac88",
+        "sha256": "1fh5inlikm3090l0n14g8byiz7vzhna377pkvv2a7armwl1gs8ql",
         "type": "tarball",
-        "url": "https://github.com/nixos/nixpkgs/archive/020c74014b9e2fa905bb4059c979965816cd9118.tar.gz",
+        "url": "https://github.com/nixos/nixpkgs/archive/5f43d8b088d3771274bcfb69d3c7435b1121ac88.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "resrok-web": {