diff --git a/flake.nix b/flake.nix
index 3403601..4f6e52e 100644
--- a/flake.nix
+++ b/flake.nix
@@ -41,7 +41,7 @@
 							    overlays = [ (import inputs.rust-overlay) ];
 							  };
 
-							  rustToolchain = pkgs.rust-bin.nightly."2024-01-29".minimal.override {
+							  rustToolchain = pkgs.rust-bin.stable."1.74.1".minimal.override {
 							    # Set the build targets supported by the toolchain,
 							    # wasm32-unknown-unknown is required for trunk.
 							    targets = [ "wasm32-unknown-unknown" ];
diff --git a/nix/fixture/Cargo.toml b/nix/fixture/Cargo.toml
index dd7a423..35ad88d 100644
--- a/nix/fixture/Cargo.toml
+++ b/nix/fixture/Cargo.toml
@@ -1,4 +1,4 @@
-cargo-features = ["trim-paths"]
+# cargo-features = ["trim-paths"]
 
 [workspace]
 members = ["zome"]
@@ -12,5 +12,5 @@ serde = "1"
 
 [profile.release]
 opt-level = "z"
-trim-paths = true
-remap-debuginfo = true
+# trim-paths = true
+# remap-debuginfo = true
diff --git a/nix/fixture/flake.lock b/nix/fixture/flake.lock
index b8f83f5..5e66b5f 100644
--- a/nix/fixture/flake.lock
+++ b/nix/fixture/flake.lock
@@ -540,7 +540,7 @@
       },
       "locked": {
         "lastModified": 0,
-        "narHash": "sha256-ySoYxlwP6GAHADzlk9Z+VyswRq9zDdkmW3BQiw9kPhc=",
+        "narHash": "sha256-HkZkvxvNeC+n0Pzjgyb/Wn8hx3ed03iWRhoGunCQbd4=",
         "path": "../..",
         "type": "path"
       },
@@ -777,11 +777,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1709706781,
-        "narHash": "sha256-wBnOinfR47XONjpkj114N1BmWqfJqOFgGbsLq7JIoKc=",
+        "lastModified": 1709731345,
+        "narHash": "sha256-YNMiQJRbnBdTQ/Q26M5zp+j2DGtpmaI/VWPVJxc4G7k=",
         "owner": "holochain",
         "repo": "holochain",
-        "rev": "532163f8d0aee621642a08ec80bcfd659297a3d9",
+        "rev": "3c3d2d73819e97cb9f5487d853f75a9954850f1e",
         "type": "github"
       },
       "original": {
@@ -1545,11 +1545,11 @@
       },
       "locked": {
         "dir": "versions/weekly",
-        "lastModified": 1709706781,
-        "narHash": "sha256-wBnOinfR47XONjpkj114N1BmWqfJqOFgGbsLq7JIoKc=",
+        "lastModified": 1709731345,
+        "narHash": "sha256-YNMiQJRbnBdTQ/Q26M5zp+j2DGtpmaI/VWPVJxc4G7k=",
         "owner": "holochain",
         "repo": "holochain",
-        "rev": "532163f8d0aee621642a08ec80bcfd659297a3d9",
+        "rev": "3c3d2d73819e97cb9f5487d853f75a9954850f1e",
         "type": "github"
       },
       "original": {
diff --git a/nix/zome.nix b/nix/zome.nix
index b8f96d9..30ca4b7 100644
--- a/nix/zome.nix
+++ b/nix/zome.nix
@@ -19,7 +19,7 @@ let
 		doCheck = false;
 	  src = craneLib.cleanCargoSource (craneLib.path workspacePath);
 	  CARGO_BUILD_TARGET = "wasm32-unknown-unknown";
-		CARGO_BUILD_RUSTFLAGS = "";
+		# CARGO_BUILD_RUSTFLAGS = "";
 	};
 	
   wasmDeps = craneLib.buildDepsOnly (commonArgs // {