diff --git a/flake.lock b/flake.lock
index 917f29c..1f15e88 100644
--- a/flake.lock
+++ b/flake.lock
@@ -258,16 +258,16 @@
         "nixpkgs": "nixpkgs"
       },
       "locked": {
-        "lastModified": 1715247225,
-        "narHash": "sha256-2khZ+m4ONSRO2uy3wXO5ZM8uCFXvEXcHXUnP1TqcM6U=",
+        "lastModified": 1716466734,
+        "narHash": "sha256-h1LdfN/2KlD/XRjgj7rDNRInxSKZCOx6OF4jak/3c/E=",
         "owner": "blockfrost",
         "repo": "blockfrost-backend-ryo",
-        "rev": "a2dc92e46bf89121fca84c4980cdb7763e27c4b5",
+        "rev": "7204204615be69b2f298ddf11f9a23dbbb184e55",
         "type": "github"
       },
       "original": {
         "owner": "blockfrost",
-        "ref": "v2.0.2",
+        "ref": "v2.0.3",
         "repo": "blockfrost-backend-ryo",
         "type": "github"
       }
diff --git a/flake.nix b/flake.nix
index cde5d06..f7100c6 100644
--- a/flake.nix
+++ b/flake.nix
@@ -23,10 +23,10 @@
 
     # Services
     cardano-db-sync = {
-      url = "github:intersectmbo/cardano-db-sync/13.2.0.1"; # compatible with 8.7.3
+      url = "github:intersectmbo/cardano-db-sync/13.2.0.1"; # compatible with cardano-node 8.7.3
     };
     blockfrost = {
-      url = "github:blockfrost/blockfrost-backend-ryo?ref=v2.0.2";
+      url = "github:blockfrost/blockfrost-backend-ryo/v2.0.3"; # compatible with cardano-db-sync 13.2.0.1
     };
 
     # Utilities
diff --git a/packages/default.nix b/packages/default.nix
index aad3e6f..c783a73 100644
--- a/packages/default.nix
+++ b/packages/default.nix
@@ -3,6 +3,7 @@
     ./cardano.nix
     ./ogmios.nix
     ./kupo.nix
+    # TODO add support for multiple blockfrost versions and re-export derivations from this flake
   ];
   perSystem = {system, ...}: {
     # add default package versions under attribute names without version