diff --git a/gettext-tools/doc/ISO_3166 b/gettext-tools/doc/ISO_3166
index f191c4882..009844873 100644
--- a/gettext-tools/doc/ISO_3166
+++ b/gettext-tools/doc/ISO_3166
@@ -235,7 +235,7 @@ ST	Sao Tome and Principe
 SV	El Salvador
 SX	Sint Maarten (Dutch part)
 SY	Syrian Arab Republic
-SZ	Swaziland
+SZ	Eswatini
 TC	Turks and Caicos Islands
 TD	Chad
 TF	French Southern Territories
diff --git a/gettext-tools/doc/iso-3166.texi b/gettext-tools/doc/iso-3166.texi
index 7739e064d..dd1583d34 100644
--- a/gettext-tools/doc/iso-3166.texi
+++ b/gettext-tools/doc/iso-3166.texi
@@ -423,7 +423,7 @@ Sint Maarten (Dutch part).
 @item SY
 Syrian Arab Republic.
 @item SZ
-Swaziland.
+Eswatini.
 @item TC
 Turks and Caicos Islands.
 @item TD