diff --git a/fs/seq_file.c b/fs/seq_file.c
index e676c8b0cf5d..f6c0b113fd63 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -719,6 +719,7 @@ void seq_put_decimal_ull_width(struct seq_file *m, const char *delimiter,
 overflow:
 	seq_set_overflow(m);
 }
+EXPORT_SYMBOL(seq_put_decimal_ull_width);
 
 void seq_put_decimal_ull(struct seq_file *m, const char *delimiter,
 			 unsigned long long num)