2 files changed, 2 insertions, 0 deletions
diff --git a/db/c.lua b/db/c.lua
index adc6bd7..c2d10e5 100644
--- a/db/c.lua
+++ b/db/c.lua
@@ -1,3 +1,4 @@
+scheme "headers/1"
 aliases "ISO/IEC 9899:1990" {"ANSI X3.159-1989", "C89", "C90", "ANSI C"}
 aliases "ISO/IEC 9899:1990/Amd 1:1995" {"C95"}
 aliases "ISO/IEC 9899:1999" {"C99"}
diff --git a/db/posix.lua b/db/posix.lua
index 3757a7d..467294c 100644
--- a/db/posix.lua
+++ b/db/posix.lua
@@ -1,3 +1,4 @@
+scheme "headers/1"
 aliases "IEEE Std 1003.1-2008" {"POSIX"}
 headers "POSIX" {
 	"aio.h",