diff --git a/src/libstore/build/local-derivation-goal.cc b/src/libstore/build/local-derivation-goal.cc
index 9ad28c6a9..61991a7e5 100644
--- a/src/libstore/build/local-derivation-goal.cc
+++ b/src/libstore/build/local-derivation-goal.cc
@@ -2460,7 +2460,7 @@ void LocalDerivationGoal::registerOutputs()
         }
 
         if (curRound == nrRounds) {
-            localStore.optimisePath(actualPath, false); // FIXME: combine with scanForReferences()
+            localStore.optimisePath(actualPath, NoRepair); // FIXME: combine with scanForReferences()
             worker.markContentsGood(newInfo.path);
         }
 
diff --git a/src/libstore/local-store.hh b/src/libstore/local-store.hh
index 04698ba07..c4d7b80bd 100644
--- a/src/libstore/local-store.hh
+++ b/src/libstore/local-store.hh
@@ -174,7 +174,7 @@ public:
 
     /* Optimise a single store path. Optionally, test the encountered
        symlinks for corruption. */
-    void optimisePath(const Path & path, bool repair);
+    void optimisePath(const Path & path, RepairFlag repair);
 
     bool verifyStore(bool checkContents, RepairFlag repair) override;
 
@@ -254,7 +254,7 @@ private:
 
     InodeHash loadInodeHash();
     Strings readDirectoryIgnoringInodes(const Path & path, const InodeHash & inodeHash);
-    void optimisePath_(Activity * act, OptimiseStats & stats, const Path & path, InodeHash & inodeHash, bool repair);
+    void optimisePath_(Activity * act, OptimiseStats & stats, const Path & path, InodeHash & inodeHash, RepairFlag repair);
 
     // Internal versions that are not wrapped in retry_sqlite.
     bool isValidPath_(State & state, const StorePath & path);
diff --git a/src/libstore/optimise-store.cc b/src/libstore/optimise-store.cc
index c93d0706d..1833c954e 100644
--- a/src/libstore/optimise-store.cc
+++ b/src/libstore/optimise-store.cc
@@ -88,7 +88,7 @@ Strings LocalStore::readDirectoryIgnoringInodes(const Path & path, const InodeHa
 
 
 void LocalStore::optimisePath_(Activity * act, OptimiseStats & stats,
-    const Path & path, InodeHash & inodeHash, bool repair)
+    const Path & path, InodeHash & inodeHash, RepairFlag repair)
 {
     checkInterrupt();
 
@@ -267,7 +267,7 @@ void LocalStore::optimiseStore(OptimiseStats & stats)
         if (!isValidPath(i)) continue; /* path was GC'ed, probably */
         {
             Activity act(*logger, lvlTalkative, actUnknown, fmt("optimising path '%s'", printStorePath(i)));
-            optimisePath_(&act, stats, realStoreDir + "/" + std::string(i.to_string()), inodeHash, false);
+            optimisePath_(&act, stats, realStoreDir + "/" + std::string(i.to_string()), inodeHash, NoRepair);
         }
         done++;
         act.progress(done, paths.size());
@@ -285,7 +285,7 @@ void LocalStore::optimiseStore()
         stats.filesLinked);
 }
 
-void LocalStore::optimisePath(const Path & path, bool repair)
+void LocalStore::optimisePath(const Path & path, RepairFlag repair)
 {
     OptimiseStats stats;
     InodeHash inodeHash;