diff --git a/flake.lock b/flake.lock
index 7be115f..bb29c8b 100644
--- a/flake.lock
+++ b/flake.lock
@@ -608,11 +608,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1742670145,
-        "narHash": "sha256-xQ2F9f+ICAGBp/nNv3ddD2U4ZvzuLOci0u/5lyMXPvk=",
+        "lastModified": 1744138333,
+        "narHash": "sha256-l0Vjq1EZoYTfWImVmwsvMEuIdasrBRRCoNTV0rNtYi0=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "63e77d09a133ac641a0c204e7cfb0c97e133706d",
+        "rev": "760eed59594f2f258db0d66b7ca4a5138681fd97",
         "type": "github"
       },
       "original": {
@@ -942,11 +942,11 @@
     },
     "nixpkgs-unstable": {
       "locked": {
-        "lastModified": 1742578646,
-        "narHash": "sha256-GiQ40ndXRnmmbDZvuv762vS+gew1uDpFwOfgJ8tLiEs=",
+        "lastModified": 1744032190,
+        "narHash": "sha256-KSlfrncSkcu1YE+uuJ/PTURsSlThoGkRqiGDVdbiE/k=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "94c4dbe77c0740ebba36c173672ca15a7926c993",
+        "rev": "b0b4b5f8f621bfe213b8b21694bab52ecfcbf30b",
         "type": "github"
       },
       "original": {
@@ -990,11 +990,11 @@
     },
     "nixpkgs_12": {
       "locked": {
-        "lastModified": 1742889210,
-        "narHash": "sha256-hw63HnwnqU3ZQfsMclLhMvOezpM7RSB0dMAtD5/sOiw=",
+        "lastModified": 1743827369,
+        "narHash": "sha256-rpqepOZ8Eo1zg+KJeWoq1HAOgoMCDloqv5r2EAa9TSA=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "698214a32beb4f4c8e3942372c694f40848b360d",
+        "rev": "42a1c966be226125b48c384171c44c651c236c22",
         "type": "github"
       },
       "original": {
@@ -1546,11 +1546,11 @@
         "nixpkgs": "nixpkgs_12"
       },
       "locked": {
-        "lastModified": 1743134754,
-        "narHash": "sha256-NC90oFdXwjABXs7wg0tMi5yxNW/xT1bgezg+0a9+3AI=",
+        "lastModified": 1743912348,
+        "narHash": "sha256-Ui+kUYOhkQ0wkoJbCPLN/LpYQGp+R5sNVsawZWZsEcQ=",
         "owner": "youwen5",
         "repo": "zen-browser-flake",
-        "rev": "ceb2e7122307700e9c310973c793c2c241dc0901",
+        "rev": "75acddf6a50f3a4dd920a3a7220828605ba91090",
         "type": "github"
       },
       "original": {
diff --git a/overlay.nix b/overlay.nix
index c40e057..8b067f4 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -131,7 +131,7 @@ let
     kak-lsp = final.unstable.rustPlatform.buildRustPackage {
       name = "kak-lsp";
       src = inputs.kak-lsp;
-      cargoHash = "sha256-8Y+haxC7ssN07ODZcKoDdTv0vEnKqxYseLPoQSNmWI4=";
+      cargoLock.lockFile = "${inputs.kak-lsp}/Cargo.lock";
       buildInputs = [ final.libiconv ];
 
       meta.mainProgram = "kak-lsp";
diff --git a/packages/common/kak-tree-sitter/default.nix b/packages/common/kak-tree-sitter/default.nix
index 7cb49dd..0fcef3f 100644
--- a/packages/common/kak-tree-sitter/default.nix
+++ b/packages/common/kak-tree-sitter/default.nix
@@ -20,7 +20,8 @@ let
     inherit src;
     pname = "kak-tree-sitter";
     version = "1.1.3";
-    cargoHash = "sha256-1OwPfl1446SYt1556jwR9mvWOWEv+ab+wH7GZQeS4/E=";
+    cargoLock.lockFile = "${src}/Cargo.lock";
+
     cargoBuildOptions = [
       "--package"
       "kak-tree-sitter"