diff --git a/src/libcmd/installables.cc b/src/libcmd/installables.cc
index 5758b52ad..ef200b1d2 100644
--- a/src/libcmd/installables.cc
+++ b/src/libcmd/installables.cc
@@ -291,6 +291,9 @@ void completeFlakeRefWithFragment(
 
 void completeFlakeRef(ref<Store> store, std::string_view prefix)
 {
+    if (!settings.isExperimentalFeatureEnabled(Xp::Flakes))
+        return;
+
     if (prefix == "")
         completions->add(".");