diff --git a/geocoder/admin0/patches/20180306_add_ssd_rows_for_south_sudan.sql b/geocoder/admin0/patches/20180306_add_ssd_rows_for_south_sudan.sql
new file mode 100644
index 0000000..09a6e4a
--- /dev/null
+++ b/geocoder/admin0/patches/20180306_add_ssd_rows_for_south_sudan.sql
@@ -0,0 +1,8 @@
+DO $$
+  DECLARE updated INTEGER;
+BEGIN
+  SELECT count(*) FROM admin0_synonyms WHERE adm0_a3 = 'SSD' INTO updated
+  IF updated = 0 THEN
+    INSERT INTO admin0_synonyms (name, rank, adm0_a3, name_) SELECT name, rank, 'SSD' AS adm0_a3, name_ FROM admin0_synonyms WHERE adm0_a3 = 'SDS';
+  END IF;
+END
diff --git a/geocoder/geocoder_download_patches.sh b/geocoder/geocoder_download_patches.sh
index dce4e1a..b7fb59b 100644
--- a/geocoder/geocoder_download_patches.sh
+++ b/geocoder/geocoder_download_patches.sh
@@ -7,7 +7,8 @@ VERSION=0.0.1
 PATCHES_LIST="20160203_countries_bh_isocode.sql
 20160622_countries_synonym_congo.sql
 20171004_merge_corsica_and_france.sql
-20180117_hsinchu_synonyms.sql"
+20180117_hsinchu_synonyms.sql
+20180306_add_ssd_rows_for_south_sudan.sql"
 
 mkdir -p $TARGET_DIR_PATCHES