diff --git a/release.nix b/release.nix
index 0f9468dc7..56b88488a 100644
--- a/release.nix
+++ b/release.nix
@@ -196,7 +196,7 @@ let
 
         doInstallCheck = true;
 
-        lcovFilter = [ "*/boost/*" "*-tab.*" ];
+        lcovFilter = [ "*/boost/*" "*-tab.*" "*/nlohmann/*" "*/linenoise/*" ];
 
         # We call `dot', and even though we just use it to
         # syntax-check generated dot files, it still requires some