diff --git a/src/ox/std/CMakeLists.txt b/src/ox/std/CMakeLists.txt
index 93dd0d75f..ebc10c0f5 100644
--- a/src/ox/std/CMakeLists.txt
+++ b/src/ox/std/CMakeLists.txt
@@ -117,6 +117,7 @@ install(
 		ranges.hpp
 		serialize.hpp
 		size.hpp
+		smallmap.hpp
 		stacktrace.hpp
 		std.hpp
 		stddef.hpp
diff --git a/src/ox/std/std.hpp b/src/ox/std/std.hpp
index be0731209..6b95d6dd5 100644
--- a/src/ox/std/std.hpp
+++ b/src/ox/std/std.hpp
@@ -39,6 +39,7 @@
 #include "realstd.hpp"
 #include "serialize.hpp"
 #include "size.hpp"
+#include "smallmap.hpp"
 #include "stacktrace.hpp"
 #include "stddef.hpp"
 #include "string.hpp"