diff --git a/src/libexpr/flake/flake.cc b/src/libexpr/flake/flake.cc
index a380ae27f..9e00ff188 100644
--- a/src/libexpr/flake/flake.cc
+++ b/src/libexpr/flake/flake.cc
@@ -325,12 +325,23 @@ LockedFlake lockFlake(
 
         std::vector<FlakeRef> parents;
 
+        struct LockParent {
+            /* The path to this parent. */
+            InputPath path;
+
+            /* Whether we are currently inside a top-level lockfile
+               (inputs absolute) or subordinate lockfile (inputs
+               relative). */
+            bool absolute;
+        };
+
         std::function<void(
             const FlakeInputs & flakeInputs,
             std::shared_ptr<Node> node,
             const InputPath & inputPathPrefix,
             std::shared_ptr<const Node> oldNode,
-            const LockParent parent, const Path parentPath)>
+            const LockParent & parent,
+            const Path & parentPath)>
             computeLocks;
 
         computeLocks = [&](
@@ -338,7 +349,8 @@ LockedFlake lockFlake(
             std::shared_ptr<Node> node,
             const InputPath & inputPathPrefix,
             std::shared_ptr<const Node> oldNode,
-            const LockParent parent, const Path parentPath)
+            const LockParent & parent,
+            const Path & parentPath)
         {
             debug("computing lock file node '%s'", printInputPath(inputPathPrefix));
 
@@ -384,15 +396,11 @@ LockedFlake lockFlake(
                         if (parent.absolute && !hasOverride) {
                             target = *input.follows;
                         } else {
-                            if (hasOverride)
-                            {
+                            if (hasOverride) {
                                 target = inputPathPrefix;
                                 target.pop_back();
-                            }
-                            else
-                            {
+                            } else
                                 target = parent.path;
-                            }
 
                             for (auto & i : *input.follows) target.push_back(i);
                         }
@@ -480,8 +488,7 @@ LockedFlake lockFlake(
 
                             // If this input is a path, recurse it down.
                             // This allows us to resolve path inputs relative to the current flake.
-                            if (localRef.input.getType() == "path")
-                            {
+                            if (localRef.input.getType() == "path") {
                                 localRef.input.parent = parentPath;
                                 localPath = canonPath(parentPath + "/" + *input.ref->input.getSourcePath());
                             }
diff --git a/src/libexpr/flake/flake.hh b/src/libexpr/flake/flake.hh
index 937cc021b..d46da9d68 100644
--- a/src/libexpr/flake/flake.hh
+++ b/src/libexpr/flake/flake.hh
@@ -124,15 +124,6 @@ struct LockFlags
     std::set<InputPath> inputUpdates;
 };
 
-struct LockParent {
-    /* The path to this parent */
-    InputPath path;
-
-    /* Whether we are currently inside a top-level lockfile (inputs absolute)
-       or subordinate lockfile (inputs relative) */
-    bool absolute;
-};
-
 LockedFlake lockFlake(
     EvalState & state,
     const FlakeRef & flakeRef,
diff --git a/src/libfetchers/path.cc b/src/libfetchers/path.cc
index c4977834d..b6fcdac9e 100644
--- a/src/libfetchers/path.cc
+++ b/src/libfetchers/path.cc
@@ -85,8 +85,7 @@ struct PathInputScheme : InputScheme
         std::string absPath;
         auto path = getStrAttr(input.attrs, "path");
 
-        if (path[0] != '/' && input.parent)
-        {
+        if (path[0] != '/' && input.parent) {
             auto parent = canonPath(*input.parent);
 
             // the path isn't relative, prefix it
@@ -95,11 +94,8 @@ struct PathInputScheme : InputScheme
             // for security, ensure that if the parent is a store path, it's inside it
             if (!parent.rfind(store->storeDir, 0) && absPath.rfind(store->storeDir, 0))
                 throw BadStorePath("relative path '%s' points outside of its parent's store path %s, this is a security violation", path, parent);
-        }
-        else
-        {
+        } else
             absPath = path;
-        }
 
         // FIXME: check whether access to 'path' is allowed.
         auto storePath = store->maybeParseStorePath(absPath);