diff --git a/map_data/default.map b/map_data/default.map
index d9c58926e..b1ef59cf2 100644
--- a/map_data/default.map
+++ b/map_data/default.map
@@ -57,6 +57,7 @@ sea_zones = RANGE { 8674 8675 }	#Gulf of Aden
 sea_zones = RANGE { 8676 8677 }	#Somali Sea
 sea_zones = RANGE { 8678 8679 }	#Persian Gulf
 sea_zones = RANGE { 8680 8682 }	#Arabian Sea
+sea_zones = RANGE { 12799 12801 } #Swahili Coast
 
 #Indian Seas
 sea_zones = RANGE { 1382 1407 }