diff --git a/lib/routes/api/accounts.js b/lib/routes/api/accounts.js
index 81922a6..9088c2f 100644
--- a/lib/routes/api/accounts.js
+++ b/lib/routes/api/accounts.js
@@ -89,6 +89,7 @@ function validateUpdateCall(opts) {
   const count = [
     'call_hook',
     'child_call_hook',
+    'conf_mute',
     'call_status',
     'listen_status',
     'conf_hold_status',
diff --git a/lib/swagger/swagger.yaml b/lib/swagger/swagger.yaml
index c646844..7e6a388 100644
--- a/lib/swagger/swagger.yaml
+++ b/lib/swagger/swagger.yaml
@@ -3102,6 +3102,13 @@ paths:
                   enum:
                     - completed
                     - no-answer
+                conf_mute:
+                  type: boolean
+                conf_status:
+                  type: string
+                  enum:
+                    - hold
+                    - unhold
                 listen_status:
                   type: string
                   enum: