1 files changed, 1 insertions, 0 deletions
diff --git a/toys.h b/toys.h
index b2e4721c..ead39b50 100644
--- a/toys.h
+++ b/toys.h
@@ -58,6 +58,7 @@
 
 // Internationalization support (also in POSIX and LSB)
 
+#include <langinfo.h>
 #include <locale.h>
 #include <wchar.h>
 #include <wctype.h>