diff --git a/vendor/github.com/mtrmac/gpgme/go_gpgme.h b/vendor/github.com/mtrmac/gpgme/go_gpgme.h
index 5284f5fb..a3678b12 100644
--- a/vendor/github.com/mtrmac/gpgme/go_gpgme.h
+++ b/vendor/github.com/mtrmac/gpgme/go_gpgme.h
@@ -1,6 +1,7 @@
 #ifndef GO_GPGME_H
 #define GO_GPGME_H
 
+#define _FILE_OFFSET_BITS 64
 #include <stdint.h>
 
 #include <gpgme.h>
diff --git a/vendor/github.com/mtrmac/gpgme/gpgme.go b/vendor/github.com/mtrmac/gpgme/gpgme.go
index 444456f2..5f1793ea 100644
--- a/vendor/github.com/mtrmac/gpgme/gpgme.go
+++ b/vendor/github.com/mtrmac/gpgme/gpgme.go
@@ -2,6 +2,7 @@
 package gpgme
 
 // #cgo LDFLAGS: -lgpgme -lassuan -lgpg-error
+// #cgo CPPFLAGS: -D_FILE_OFFSET_BITS=64
 // #include <stdlib.h>
 // #include <gpgme.h>
 // #include "go_gpgme.h"