diff --git a/nix/sources.json b/nix/sources.json
index 84104d8..4ec05c9 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -1,26 +1,26 @@
 {
     "cardano-node": {
-        "branch": "refs/tags/1.23.0",
+        "branch": "refs/tags/1.24.2",
         "description": "The core component that is used to participate in a Cardano decentralised blockchain.",
         "homepage": "https://cardano.org",
         "owner": "input-output-hk",
         "repo": "cardano-node",
-        "rev": "eed250546fa9acec4c9de557b3e3551c1f682a30",
-        "sha256": "0n74w8s6py7v59dl09a3khlk2b4h2k6cnh6p916gv35bx5p712bz",
+        "rev": "400d18092ce604352cf36fe5f105b0d7c78be074",
+        "sha256": "19r4mamm9bxc1hz32qgsrfnrfxwp4pgnb4d28fzai3izznil03vi",
         "type": "tarball",
-        "url": "https://github.com/input-output-hk/cardano-node/archive/eed250546fa9acec4c9de557b3e3551c1f682a30.tar.gz",
+        "url": "https://github.com/input-output-hk/cardano-node/archive/400d18092ce604352cf36fe5f105b0d7c78be074.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "daedalus": {
-        "branch": "release/2.4.1",
+        "branch": "release/3.0.0",
         "description": "The open source cryptocurrency wallet for ada, built to grow with the community",
         "homepage": "https://daedaluswallet.io/",
         "owner": "input-output-hk",
         "repo": "daedalus",
-        "rev": "aa9c7ce19ffe065ec80849b6886161d8dda112ed",
-        "sha256": "01dps5l59lxk9pcrngjrfhsk1lxh20zcg9sj269qp463bv8ljlq4",
+        "rev": "383fcfbd9e1347f4b9a0608c6f794d568fec0e2a",
+        "sha256": "1n9s3s75scy49ccrv5kczd5klm8mr1d4zzzpa7qfldsb7awlhcs1",
         "type": "tarball",
-        "url": "https://github.com/input-output-hk/daedalus/archive/aa9c7ce19ffe065ec80849b6886161d8dda112ed.tar.gz",
+        "url": "https://github.com/input-output-hk/daedalus/archive/383fcfbd9e1347f4b9a0608c6f794d568fec0e2a.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "niv": {
@@ -42,10 +42,10 @@
         "homepage": "https://github.com/NixOS/nixpkgs",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "58f9c4c7d3a42c912362ca68577162e38ea8edfb",
-        "sha256": "1517dy07jf4zhzknqbgm617lgjxsn7a6k1vgq61c67f6h55qs5ij",
+        "rev": "e065200fc90175a8f6e50e76ef10a48786126e1c",
+        "sha256": "157ih9h1j9r4rf5ppv4yhin73k664bzclsy9c791crx9j5db0l7a",
         "type": "tarball",
-        "url": "https://github.com/NixOS/nixpkgs/archive/58f9c4c7d3a42c912362ca68577162e38ea8edfb.tar.gz",
+        "url": "https://github.com/NixOS/nixpkgs/archive/e065200fc90175a8f6e50e76ef10a48786126e1c.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     }
 }