diff --git a/app/serializers/api/cached_enterprise_serializer.rb b/app/serializers/api/cached_enterprise_serializer.rb
index a907e65e11..7c091b51c9 100644
--- a/app/serializers/api/cached_enterprise_serializer.rb
+++ b/app/serializers/api/cached_enterprise_serializer.rb
@@ -129,7 +129,7 @@ module Api
         producer_shop: "map_003-producer-shop.svg",
         producer: "map_001-producer-only.svg",
       }
-      "/map_icons/" + icons[enterprise.category]
+      "/map_icons/" + (icons[enterprise.category] || "map_001-producer-only.svg")
     end
 
     # Choose regular icon font for enterprises.
diff --git a/app/serializers/api/enterprise_shopfront_list_serializer.rb b/app/serializers/api/enterprise_shopfront_list_serializer.rb
index 8ca1b9c379..f636c239cb 100644
--- a/app/serializers/api/enterprise_shopfront_list_serializer.rb
+++ b/app/serializers/api/enterprise_shopfront_list_serializer.rb
@@ -19,7 +19,7 @@ module Api
         producer_shop: "map_003-producer-shop.svg",
         producer: "map_001-producer-only.svg",
       }
-      "/map_icons/" + icons[enterprise.category]
+      "/map_icons/" + (icons[enterprise.category] || "map_001-producer-only.svg")
     end
 
     def icon_font