diff --git a/flake.lock b/flake.lock
index 19ba525..3a6d12d 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "crane": {
       "locked": {
-        "lastModified": 1732407143,
-        "narHash": "sha256-qJOGDT6PACoX+GbNH2PPx2ievlmtT1NVeTB80EkRLys=",
+        "lastModified": 1733286231,
+        "narHash": "sha256-mlIDSv1/jqWnH8JTiOV7GMUNPCXL25+6jmD+7hdxx5o=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "f2b4b472983817021d9ffb60838b2b36b9376b20",
+        "rev": "af1556ecda8bcf305820f68ec2f9d77b41d9cc80",
         "type": "github"
       },
       "original": {
@@ -109,16 +109,16 @@
     "holochain": {
       "flake": false,
       "locked": {
-        "lastModified": 1732669495,
-        "narHash": "sha256-JPT3ZJQHlMjoDmdyYn46IFp5QhJ9TwsVS9ELTT30+t0=",
+        "lastModified": 1733274459,
+        "narHash": "sha256-hAnRcbHv+iZfz24J/vOtvkgcqgXOI6Nsr+r4fpI8q4M=",
         "owner": "holochain",
         "repo": "holochain",
-        "rev": "f441becbea4b7a3bdfc45239d024c751869ab1e4",
+        "rev": "993ab36b7d12cc3e9a84c5d48142051804de6a6a",
         "type": "github"
       },
       "original": {
         "owner": "holochain",
-        "ref": "holochain-0.5.0-dev.7",
+        "ref": "holochain-0.5.0-dev.8",
         "repo": "holochain",
         "type": "github"
       }
@@ -145,11 +145,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1732717169,
-        "narHash": "sha256-m77zgPXERBM6FZVeQNrUfbJaccNxD7hBoAao58d5XUU=",
+        "lastModified": 1732727927,
+        "narHash": "sha256-smpX2X7CaFfhqe8nDdq6GS8ssmgAk7ck5qUuhrig7a0=",
         "owner": "holochain",
         "repo": "holonix",
-        "rev": "2b19878419c7c34f0d784782c2abd8a1b8693589",
+        "rev": "1dbf7e73ab36172f0b57ba003ecb83dcd81fa5c9",
         "type": "github"
       },
       "original": {
@@ -162,16 +162,16 @@
     "lair-keystore": {
       "flake": false,
       "locked": {
-        "lastModified": 1726865440,
-        "narHash": "sha256-+ARQs+Sfmh8QXMyjjHjm6Ib8Ag86Jm2vnyB6l3zTCgA=",
+        "lastModified": 1732721902,
+        "narHash": "sha256-D8sXIpOptaXib5bc6zS7KsGzu4D08jaL8Fx1W/mlADE=",
         "owner": "holochain",
         "repo": "lair",
-        "rev": "9f306efed597765b70da704e1739ecc67f2510e0",
+        "rev": "e82937521ae9b7bdb30c8b0736c13cd4220a0223",
         "type": "github"
       },
       "original": {
         "owner": "holochain",
-        "ref": "lair_keystore-v0.5.2",
+        "ref": "lair_keystore-v0.5.3",
         "repo": "lair",
         "type": "github"
       }
@@ -240,11 +240,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1732674798,
-        "narHash": "sha256-oM1gjCv9R4zxDFO3as9wqQ4FI3+pDA9MKZ72L7tTIII=",
+        "lastModified": 1733279627,
+        "narHash": "sha256-NCNDAGPkdFdu+DLErbmNbavmVW9AwkgP7azROFFSB0U=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "1d569430326b0a7807ccffdb2a188b814091976c",
+        "rev": "4da5a80ef76039e80468c902f1e9f5c0eab87d96",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index f95dc55..876185b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -23,12 +23,12 @@
     };
 
     holochain = {
-      url = "github:holochain/holochain/?ref=holochain-0.5.0-dev.7";
+      url = "github:holochain/holochain/?ref=holochain-0.5.0-dev.8";
       flake = false;
     };
 
     lair-keystore = {
-      url = "github:holochain/lair/lair_keystore-v0.5.2";
+      url = "github:holochain/lair/lair_keystore-v0.5.3";
       flake = false;
     };
 
diff --git a/modules/lair-keystore-cross.nix b/modules/lair-keystore-cross.nix
index e24189c..454ebf9 100644
--- a/modules/lair-keystore-cross.nix
+++ b/modules/lair-keystore-cross.nix
@@ -70,6 +70,7 @@ let
         buildInputs = [ ] ++ (pkgs.lib.optionals pkgs.stdenv.isDarwin [
           # additional packages needed for darwin platforms
           pkgs.darwin.apple_sdk.frameworks.Security
+          pkgs.darwin.libobjc
         ]);
 
         # Tell cargo about the linker and an optional emulater. So they can be used in `cargo build`