diff --git a/maintainers/flake-module.nix b/maintainers/flake-module.nix
index b78e5f63a..c0373dee4 100644
--- a/maintainers/flake-module.nix
+++ b/maintainers/flake-module.nix
@@ -15,7 +15,7 @@
           excludes = [
             # We don't want to format test data
             # ''tests/(?!nixos/).*\.nix''
-            ''^src/[^/]*-test/[^/]*/data/.*$''
+            ''^src/[^/]*-test/data/.*$''
 
             # Don't format vendored code
             ''^doc/manual/redirects\.js$''
diff --git a/src/libcmd/network-proxy.cc b/src/libcmd/network-proxy.cc
index 47be311cd..738bf6147 100644
--- a/src/libcmd/network-proxy.cc
+++ b/src/libcmd/network-proxy.cc
@@ -13,7 +13,8 @@ static StringSet getAllVariables()
     StringSet variables = lowercaseVariables;
     for (const auto & variable : lowercaseVariables) {
         std::string upperVariable;
-        std::transform(variable.begin(), variable.end(), upperVariable.begin(), [](unsigned char c) { return std::toupper(c); });
+        std::transform(
+            variable.begin(), variable.end(), upperVariable.begin(), [](unsigned char c) { return std::toupper(c); });
         variables.insert(std::move(upperVariable));
     }
     return variables;