diff --git a/src/branch_tier.cpp b/src/branch_tier.cpp
index ac5c5b26..d9d792b2 100644
--- a/src/branch_tier.cpp
+++ b/src/branch_tier.cpp
@@ -2,6 +2,8 @@
 
 #include "fmt/core.h"
 
+#include "fs_glob.hpp"
+
 namespace l
 {
   static