diff --git a/src/mesa/main/imports.c b/src/mesa/main/imports.c
index 87cb5ce0fbc..30fa55997ef 100644
--- a/src/mesa/main/imports.c
+++ b/src/mesa/main/imports.c
@@ -50,6 +50,9 @@
 
 #ifdef _GNU_SOURCE
 #include <locale.h>
+#ifdef __APPLE__
+#include <xlocale.h>
+#endif
 #endif