diff --git a/cabal.project b/cabal.project
index 8d3541dc..d182df83 100644
--- a/cabal.project
+++ b/cabal.project
@@ -11,5 +11,5 @@ constraints:
 
 -- executable-static: True
 -- profiling: True
--- library-profiling: False
+--library-profiling: False
 
diff --git a/flake.nix b/flake.nix
index 6ee16942..fe87a24a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -133,7 +133,7 @@ outputs = { self, nixpkgs, flake-utils, ... }@inputs:
         [ pkgs.pkg-config
           pkgs.libsodium
           pkgs.file
-          pkgs.zlib 
+          pkgs.zlib
           inputs.hspup.packages.${pkgs.system}.default
         ]
       );
@@ -176,6 +176,8 @@ outputs = { self, nixpkgs, flake-utils, ... }@inputs:
           cabal-install
           haskell-language-server
           hoogle
+          threadscope
+          eventlog2html
           # htags
           text-icu
           magic