diff --git a/src/ox/std/CMakeLists.txt b/src/ox/std/CMakeLists.txt
index bc3f9b041..0c8f27d00 100644
--- a/src/ox/std/CMakeLists.txt
+++ b/src/ox/std/CMakeLists.txt
@@ -107,6 +107,7 @@ install(
 		def.hpp
 		defer.hpp
 		defines.hpp
+		errhandling.hpp
 		error.hpp
 		fmt.hpp
 		hardware.hpp