diff --git a/nix/sources.json b/nix/sources.json
index 07144fd..cad2c3f 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -29,10 +29,10 @@
         "homepage": "",
         "owner": "nix-community",
         "repo": "emacs-overlay",
-        "rev": "e289cd06dbd5f03c593462253b380e7b08a639ad",
-        "sha256": "16q6bngc394bbp3k90gzqjk67ia9p38294yy59ir87i30bjmm7ld",
+        "rev": "803ede582301c8ca260e18993204f19b26d406b5",
+        "sha256": "1vc07znzlpl5spajw1h09ggab3rqxdi91y5nvwmr5187bjiv6l5b",
         "type": "tarball",
-        "url": "https://github.com/nix-community/emacs-overlay/archive/e289cd06dbd5f03c593462253b380e7b08a639ad.tar.gz",
+        "url": "https://github.com/nix-community/emacs-overlay/archive/803ede582301c8ca260e18993204f19b26d406b5.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "emacs-so-long": {