1 files changed, 1 insertions, 0 deletions

diff --git a/colorize.c b/colorize.c
index 7babb86..718b74d 100644
--- a/colorize.c
+++ b/colorize.c
@@ -21,6 +21,7 @@
 
 #define _BSD_SOURCE
 #define _XOPEN_SOURCE 700
+#define _FILE_OFFSET_BITS 64
 #include <assert.h>
 #include <ctype.h>
 #include <errno.h>