1 files changed, 5 insertions, 0 deletions
diff --git a/src/libstore/binary-cache-store.cc b/src/libstore/binary-cache-store.cc
index 6bea0e6c903d..6d40c70a3675 100644
--- a/src/libstore/binary-cache-store.cc
+++ b/src/libstore/binary-cache-store.cc
@@ -33,6 +33,11 @@ void BinaryCacheStore::init()
         upsertFile(cacheInfoFile, "StoreDir: " + settings.nixStore + "\n");
 }
 
+void BinaryCacheStore::notImpl()
+{
+    throw Error("operation not implemented for binary cache stores");
+}
+
 const BinaryCacheStore::Stats & BinaryCacheStore::getStats()
 {
     return stats;