diff --git a/data/activity-list.jsonld b/data/activity-list.jsonld
index 88cc28e..f4d6b42 100644
--- a/data/activity-list.jsonld
+++ b/data/activity-list.jsonld
@@ -4923,6 +4923,21 @@
       "notation": "octopush",
       "topConceptOf": "https://openactive.io/activity-list"
     },
+    {
+      "id": "https://openactive.io/activity-list#66063501-0e05-4c45-8209-4291dfe875aa",
+      "identifier": "66063501-0e05-4c45-8209-4291dfe875aa",
+      "type": "Concept",
+      "prefLabel": "Open Water Swimming",
+      "broader": [
+        "https://openactive.io/activity-list#2750229d-b725-4171-9276-376be913957c"
+      ],
+      "definition": "Open water swimming is a swimming discipline which takes place in outdoor bodies of water such as open oceans, lakes, and rivers.",
+      "notation": "open_water_swimming",
+      "altLabel": [
+        "Outdoor Swimming",
+        "Wild Swimming"
+      ]
+    },
     {
       "id": "https://openactive.io/activity-list#b2d5619e-56a7-4c40-b691-7f946f6ff5df",
       "identifier": "b2d5619e-56a7-4c40-b691-7f946f6ff5df",
@@ -6784,7 +6799,8 @@
       "narrower": [
         "https://openactive.io/activity-list#35bf3588-f547-482f-a6f2-3e42cbc9691e",
         "https://openactive.io/activity-list#dfaf6bb4-d2fe-4db5-a271-4ceeaaaf55b9",
-        "https://openactive.io/activity-list#2571c4c2-a3bd-4a53-b6f5-d3ae296968d6"
+        "https://openactive.io/activity-list#2571c4c2-a3bd-4a53-b6f5-d3ae296968d6",
+        "https://openactive.io/activity-list#66063501-0e05-4c45-8209-4291dfe875aa"
       ],
       "definition": "Swimming is an excellent form of exercise as it gives a full-body workout.",
       "notation": "swimming",
diff --git a/data/version.txt b/data/version.txt
index d373ba5..27b90e2 100644
--- a/data/version.txt
+++ b/data/version.txt
@@ -1 +1 @@
-2021-09-22_15-10-03
+2022-08-04_12-01-14