diff --git a/index.html b/index.html
index 0e93399..2340118 100644
--- a/index.html
+++ b/index.html
@@ -243,7 +243,7 @@
       <option value="Saint Pierre and Miquelon" data-alternative-spellings="PM St.">Saint Pierre and Miquelon</option>
       <option value="Saint Vincent and the Grenadines" data-alternative-spellings="VC St.">Saint Vincent and the Grenadines</option>
       <option value="Samoa" data-alternative-spellings="WS">Samoa</option>
-      <option value="San Marino" data-alternative-spellings="SM">San Marino</option>
+      <option value="San Marino" data-alternative-spellings="SM RSM Repubblica">San Marino</option>
       <option value="Sao Tome and Principe" data-alternative-spellings="ST">Sao Tome and Principe</option>
       <option value="Saudi Arabia" data-alternative-spellings="SA السعودية">Saudi Arabia</option>
       <option value="Senegal" data-alternative-spellings="SN Sénégal">Senegal</option>
@@ -305,4 +305,4 @@
     <input type="submit" value="Submit">
   </form>
 </body>
-</html>
\ No newline at end of file
+</html>