diff --git a/dev-lua/compat53/compat53-0.14.3.ebuild b/dev-lua/compat53/compat53-0.14.3.ebuild
index 3a986a4942..ab111d7a8b 100644
--- a/dev-lua/compat53/compat53-0.14.3.ebuild
+++ b/dev-lua/compat53/compat53-0.14.3.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=8
 
-LUA_COMPAT=( lua5-1 luajit )
+LUA_COMPAT=( lua5-{1..4} luajit )
 
 inherit edo lua toolchain-funcs
 
@@ -61,5 +61,6 @@ lua_src_install() {
 
 src_install() {
 	lua_foreach_impl lua_src_install
+	doheader c-api/*
 	einstalldocs
 }