1 files changed, 1 insertions, 1 deletions

diff --git a/src/lj_arch.h b/src/lj_arch.h
index 205f51a6..fe180e98 100644
--- a/src/lj_arch.h
+++ b/src/lj_arch.h
@@ -79,7 +79,7 @@
 #elif LUAJIT_OS == LUAJIT_OS_BSD
 #define LJ_OS_NAME      "BSD"
 #elif LUAJIT_OS == LUAJIT_OS_POSIX
-#define LJ_OS_NAME      "Posix"
+#define LJ_OS_NAME      "POSIX"
 #else
 #define LJ_OS_NAME      "Other"
 #endif