diff --git a/src/builtin_read.cpp b/src/builtin_read.cpp
index 895184d4c..6ba4c8a5a 100644
--- a/src/builtin_read.cpp
+++ b/src/builtin_read.cpp
@@ -4,10 +4,10 @@
 #include <errno.h>
 #include <stddef.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #include <wchar.h>
-#include <xlocale.h>
 
 #include <algorithm>
 #include <memory>