diff --git a/openapi/openapiv2.json b/openapi/openapiv2.json
index 0b643ceb7..c6039e1ab 100644
--- a/openapi/openapiv2.json
+++ b/openapi/openapiv2.json
@@ -14545,7 +14545,7 @@
         },
         "resetAttempts": {
           "type": "boolean",
-          "description": "Setting this flag will also reset the number of attempts."
+          "description": "Deprecated. Not supported: a reset always resets the number of attempts, and\ntemporal.api.workflowservice.v1.ResetActivityRequest has no equivalent field to carry this\none, so it is ignored."
         },
         "resetHeartbeat": {
           "type": "boolean",
diff --git a/openapi/openapiv3.yaml b/openapi/openapiv3.yaml
index 2aa7c45bf..9c02a3c6d 100644
--- a/openapi/openapiv3.yaml
+++ b/openapi/openapiv3.yaml
@@ -10565,7 +10565,10 @@ components:
           type: boolean
         resetAttempts:
           type: boolean
-          description: Setting this flag will also reset the number of attempts.
+          description: |-
+            Deprecated. Not supported: a reset always resets the number of attempts, and
+             temporal.api.workflowservice.v1.ResetActivityRequest has no equivalent field to carry this
+             one, so it is ignored.
         resetHeartbeat:
           type: boolean
           description: Setting this flag will also reset the heartbeat details.
diff --git a/temporal/api/batch/v1/message.proto b/temporal/api/batch/v1/message.proto
index 63d3fafdb..85842fe0b 100644
--- a/temporal/api/batch/v1/message.proto
+++ b/temporal/api/batch/v1/message.proto
@@ -176,8 +176,10 @@ message BatchOperationResetActivities {
     bool match_all = 3;
   }
 
-  // Setting this flag will also reset the number of attempts.
-  bool reset_attempts = 4;
+  // Deprecated. Not supported: a reset always resets the number of attempts, and
+  // temporal.api.workflowservice.v1.ResetActivityRequest has no equivalent field to carry this
+  // one, so it is ignored.
+  bool reset_attempts = 4 [deprecated = true];
 
   // Setting this flag will also reset the heartbeat details.
   bool reset_heartbeat = 5;