diff --git a/nix/sources.json b/nix/sources.json
index 43a9e53..44b5806 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -5,22 +5,22 @@
         "homepage": "https://cardano.org",
         "owner": "input-output-hk",
         "repo": "cardano-node",
-        "rev": "9f1affce5d18ef3a44647e8de629c0852058b24b",
-        "sha256": "01nhxwrv1cgkav3fi09mrrcy31xqqdsxs41r9h7difrymg5asa15",
+        "rev": "b88dceb02413356a82f184c8269db3622b4f857b",
+        "sha256": "00xx1flbrqvxalw3j4lcfp5q2gfzsf82nzwwgaq1mpm9pqzvqky3",
         "type": "tarball",
-        "url": "https://github.com/input-output-hk/cardano-node/archive/9f1affce5d18ef3a44647e8de629c0852058b24b.tar.gz",
+        "url": "https://github.com/input-output-hk/cardano-node/archive/b88dceb02413356a82f184c8269db3622b4f857b.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "daedalus": {
-        "branch": "refs/tags/2.0.0",
+        "branch": "release/2.1.0",
         "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": "e6650b78e8a54ef0a96be6757156b0a1c40b1b8c",
-        "sha256": "0b5md3jfn209hsiann7b96jnsgjgj9bz1nparbbk5b4bw2iqhzgn",
+        "rev": "edff8f51b1ae8abd33b721089c7e661393a32122",
+        "sha256": "16f6b3s8him5804kza932p63c0yq9qlmq5pff3pyysnsz5z1a6mv",
         "type": "tarball",
-        "url": "https://github.com/input-output-hk/daedalus/archive/e6650b78e8a54ef0a96be6757156b0a1c40b1b8c.tar.gz",
+        "url": "https://github.com/input-output-hk/daedalus/archive/edff8f51b1ae8abd33b721089c7e661393a32122.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "niv": {