diff --git a/openapi/openapiv2.json b/openapi/openapiv2.json
index 8b083a4e9..2e9a6a64b 100644
--- a/openapi/openapiv2.json
+++ b/openapi/openapiv2.json
@@ -12615,6 +12615,10 @@
         "reportedProblemsSearchAttribute": {
           "type": "boolean",
           "title": "True if the namespace supports reported problems search attribute"
+        },
+        "workflowPause": {
+          "type": "boolean",
+          "title": "True if the namespace supports pausing workflows"
         }
       },
       "description": "Namespace capability details. Should contain what features are enabled in a namespace."
diff --git a/openapi/openapiv3.yaml b/openapi/openapiv3.yaml
index f1374bfc5..045315d92 100644
--- a/openapi/openapiv3.yaml
+++ b/openapi/openapiv3.yaml
@@ -9344,6 +9344,9 @@ components:
         reportedProblemsSearchAttribute:
           type: boolean
           description: True if the namespace supports reported problems search attribute
+        workflowPause:
+          type: boolean
+          description: True if the namespace supports pausing workflows
       description: Namespace capability details. Should contain what features are enabled in a namespace.
     NamespaceInfo_Limits:
       type: object
diff --git a/temporal/api/namespace/v1/message.proto b/temporal/api/namespace/v1/message.proto
index 2774cc7fc..dd864df10 100644
--- a/temporal/api/namespace/v1/message.proto
+++ b/temporal/api/namespace/v1/message.proto
@@ -38,6 +38,8 @@ message NamespaceInfo {
         bool worker_heartbeats = 4;
         // True if the namespace supports reported problems search attribute
         bool reported_problems_search_attribute = 5;
+        // True if the namespace supports pausing workflows
+        bool workflow_pause = 6;
     }
 
     // Namespace configured limits