diff --git a/common/common.h b/common/common.h
index 1c01cd9ef..a96a99531 100644
--- a/common/common.h
+++ b/common/common.h
@@ -4,7 +4,6 @@
 
 #include "llama-cpp.h"
 
-#include <optional>
 #include <string>
 #include <vector>
 #include <sstream>