diff --git a/nix/sources.json b/nix/sources.json
index 4ec05c9..2811ee2 100644
--- a/nix/sources.json
+++ b/nix/sources.json
@@ -12,15 +12,15 @@
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "daedalus": {
-        "branch": "release/3.0.0",
+        "branch": "release/3.1.0",
         "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": "383fcfbd9e1347f4b9a0608c6f794d568fec0e2a",
-        "sha256": "1n9s3s75scy49ccrv5kczd5klm8mr1d4zzzpa7qfldsb7awlhcs1",
+        "rev": "a63d191e3274068723954c4d1d7ee94218a9e8d4",
+        "sha256": "0dgkir41a71xwzmlv7k5xg8vw1bvd7vv6vbhf7i2d4zvpvdzqp0w",
         "type": "tarball",
-        "url": "https://github.com/input-output-hk/daedalus/archive/383fcfbd9e1347f4b9a0608c6f794d568fec0e2a.tar.gz",
+        "url": "https://github.com/input-output-hk/daedalus/archive/a63d191e3274068723954c4d1d7ee94218a9e8d4.tar.gz",
         "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
     },
     "niv": {