diff --git a/doc/specs/schemas/GameUser.yaml b/doc/specs/schemas/GameUser.yaml
index 818d852..7fd6055 100644
--- a/doc/specs/schemas/GameUser.yaml
+++ b/doc/specs/schemas/GameUser.yaml
@@ -23,6 +23,8 @@ properties:
         type: number
       acpl:
         type: number
+      accuracy:
+        type: number
     required: [inaccuracy, mistake, blunder, acpl]
   team:
     type: string
diff --git a/doc/specs/tags/arenatournaments/api-tournament-id-games.yaml b/doc/specs/tags/arenatournaments/api-tournament-id-games.yaml
index 01d95cd..49e7de4 100644
--- a/doc/specs/tags/arenatournaments/api-tournament-id-games.yaml
+++ b/doc/specs/tags/arenatournaments/api-tournament-id-games.yaml
@@ -61,7 +61,7 @@ get:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false
diff --git a/doc/specs/tags/bulkpairings/api-bulk-pairing-id-games.yaml b/doc/specs/tags/bulkpairings/api-bulk-pairing-id-games.yaml
index 57cb9f4..6aea66a 100644
--- a/doc/specs/tags/bulkpairings/api-bulk-pairing-id-games.yaml
+++ b/doc/specs/tags/bulkpairings/api-bulk-pairing-id-games.yaml
@@ -54,7 +54,7 @@ get:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false
diff --git a/doc/specs/tags/games/api-games-export-_ids.yaml b/doc/specs/tags/games/api-games-export-_ids.yaml
index 417e8e9..363a849 100644
--- a/doc/specs/tags/games/api-games-export-_ids.yaml
+++ b/doc/specs/tags/games/api-games-export-_ids.yaml
@@ -58,7 +58,7 @@ post:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false
diff --git a/doc/specs/tags/games/api-games-user-username.yaml b/doc/specs/tags/games/api-games-user-username.yaml
index 0832581..7d63396 100644
--- a/doc/specs/tags/games/api-games-user-username.yaml
+++ b/doc/specs/tags/games/api-games-user-username.yaml
@@ -113,7 +113,7 @@ get:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false
diff --git a/doc/specs/tags/games/api-user-username-current-game.yaml b/doc/specs/tags/games/api-user-username-current-game.yaml
index 826aeb0..5d24a00 100644
--- a/doc/specs/tags/games/api-user-username-current-game.yaml
+++ b/doc/specs/tags/games/api-user-username-current-game.yaml
@@ -53,7 +53,7 @@ get:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false
diff --git a/doc/specs/tags/games/game-export-gameId.yaml b/doc/specs/tags/games/game-export-gameId.yaml
index 5614868..cc41761 100644
--- a/doc/specs/tags/games/game-export-gameId.yaml
+++ b/doc/specs/tags/games/game-export-gameId.yaml
@@ -53,7 +53,7 @@ get:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false
diff --git a/doc/specs/tags/swisstournaments/api-swiss-id-games.yaml b/doc/specs/tags/swisstournaments/api-swiss-id-games.yaml
index f6a702a..6d4a41b 100644
--- a/doc/specs/tags/swisstournaments/api-swiss-id-games.yaml
+++ b/doc/specs/tags/swisstournaments/api-swiss-id-games.yaml
@@ -61,7 +61,7 @@ get:
     - in: query
       name: accuracy
       description: |
-        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available.
+        Include [accuracy percent](https://lichess.org/page/accuracy) of each player, when available. Only available in JSON.
       schema:
         type: boolean
         default: false