diff --git a/include/llama/DumpMapping.hpp b/include/llama/DumpMapping.hpp
index cef1bcced9..28f6f7e83a 100644
--- a/include/llama/DumpMapping.hpp
+++ b/include/llama/DumpMapping.hpp
@@ -14,7 +14,6 @@
 #    include <optional>
 #    include <string>
 #    include <vector>
-#    include <functional>
 
 namespace llama
 {