diff --git a/db/c.cc b/db/c.cc
index 64ce9d0a31971d75ab9d8ec1a8dcca237c1807c0..b5bd38daf82ed9a6ef1e4e53b55a5ebc3e136cb5 100644
--- a/db/c.cc
+++ b/db/c.cc
@@ -1269,6 +1269,10 @@ void rocksdb_options_set_max_open_files(rocksdb_options_t* opt, int n) {
   opt->rep.max_open_files = n;
 }
 
+void rocksdb_options_set_max_total_wal_size(rocksdb_options_t* opt, uint64_t n) {
+  opt->rep.max_total_wal_size = n;
+}
+
 void rocksdb_options_set_target_file_size_base(
     rocksdb_options_t* opt, uint64_t n) {
   opt->rep.target_file_size_base = n;
diff --git a/include/rocksdb/c.h b/include/rocksdb/c.h
index b12e4fe5c95ca543603cadce9929184aff467511..235b58530cfd6feb10a26209c691ba117e678160 100644
--- a/include/rocksdb/c.h
+++ b/include/rocksdb/c.h
@@ -440,6 +440,7 @@ extern void rocksdb_options_set_info_log(rocksdb_options_t*, rocksdb_logger_t*);
 extern void rocksdb_options_set_info_log_level(rocksdb_options_t*, int);
 extern void rocksdb_options_set_write_buffer_size(rocksdb_options_t*, size_t);
 extern void rocksdb_options_set_max_open_files(rocksdb_options_t*, int);
+extern void rocksdb_options_set_max_total_wal_size(rocksdb_options_t* opt, uint64_t n);
 extern void rocksdb_options_set_compression_options(
     rocksdb_options_t*, int, int, int);
 extern void rocksdb_options_set_prefix_extractor(