diff --git a/entropy/nixos/configuration.nix b/entropy/nixos/configuration.nix
index 8b42c81..16364ab 100644
--- a/entropy/nixos/configuration.nix
+++ b/entropy/nixos/configuration.nix
@@ -200,9 +200,8 @@ in
     cmake
     gdb
     ccls
-    valgrind
-    heaptrack
-    #lingua-franca-ide 
+    # valgrind
+    # heaptrack
 
     # provided by my own overlay
     mlir
@@ -219,12 +218,12 @@ in
     alacritty
     vscodium
     neovim
+    ghostwriter
     firefox-wayland
-    # temporary
-    brave
+    vimb
     unstable.obsidian
     ## time tracking
-    watson
+    # watson
     hledger hledger-ui hledger-web
     ## file managers
     ranger
diff --git a/entropy/nixos/flake.lock b/entropy/nixos/flake.lock
index e87359d..82578d8 100644
--- a/entropy/nixos/flake.lock
+++ b/entropy/nixos/flake.lock
@@ -8,12 +8,12 @@
       },
       "locked": {
         "lastModified": 1,
-        "narHash": "sha256-MVU3QhAFlsLS5OmVonuYhubfqX5/47eG5QbNC5KDW1E=",
-        "path": "/nix/store/2fkslr44jwmmwjgymg3hks9rcjpcg9f6-source/entropy/nixos/mlir",
+        "narHash": "sha256-aKkWcnDgBrVE0XwU+i2w44gbGKR7OFQdh0RYuMIW9YM=",
+        "path": "/nix/store/nf5bkjpbkf4sch75b6q8jba66imbv8w3-source/entropy/nixos/mlir",
         "type": "path"
       },
       "original": {
-        "path": "/nix/store/2fkslr44jwmmwjgymg3hks9rcjpcg9f6-source/entropy/nixos/mlir",
+        "path": "/nix/store/nf5bkjpbkf4sch75b6q8jba66imbv8w3-source/entropy/nixos/mlir",
         "type": "path"
       }
     },