diff --git a/changelog/18624.txt b/changelog/18624.txt
new file mode 100644
index 000000000..91209bb46
--- /dev/null
+++ b/changelog/18624.txt
@@ -0,0 +1,3 @@
+```release-note:improvement
+openapi: add openapi response definitions to /sys/rotate endpoints
+```
diff --git a/vault/logical_system_paths.go b/vault/logical_system_paths.go
index c0ebe478f..40a8c41d6 100644
--- a/vault/logical_system_paths.go
+++ b/vault/logical_system_paths.go
@@ -1482,9 +1482,33 @@ func (b *SystemBackend) sealPaths() []*framework.Path {
 			Operations: map[logical.Operation]framework.OperationHandler{
 				logical.ReadOperation: &framework.PathOperation{
 					Callback: b.handleKeyRotationConfigRead,
+					Responses: map[int][]framework.Response{
+						http.StatusOK: {{
+							Description: "OK",
+							Fields: map[string]*framework.FieldSchema{
+								"max_operations": {
+									Type:     framework.TypeInt64,
+									Required: true,
+								},
+								"enabled": {
+									Type:     framework.TypeBool,
+									Required: true,
+								},
+								"interval": {
+									Type:     framework.TypeDurationSecond,
+									Required: true,
+								},
+							},
+						}},
+					},
 				},
 				logical.UpdateOperation: &framework.PathOperation{
-					Callback:                    b.handleKeyRotationConfigUpdate,
+					Callback: b.handleKeyRotationConfigUpdate,
+					Responses: map[int][]framework.Response{
+						http.StatusNoContent: {{
+							Description: "OK",
+						}},
+					},
 					ForwardPerformanceSecondary: true,
 					ForwardPerformanceStandby:   true,
 				},
@@ -1497,8 +1521,15 @@ func (b *SystemBackend) sealPaths() []*framework.Path {
 		{
 			Pattern: "rotate$",
 
-			Callbacks: map[logical.Operation]framework.OperationFunc{
-				logical.UpdateOperation: b.handleRotate,
+			Operations: map[logical.Operation]framework.OperationHandler{
+				logical.UpdateOperation: &framework.PathOperation{
+					Callback: b.handleRotate,
+					Responses: map[int][]framework.Response{
+						http.StatusNoContent: {{
+							Description: "OK",
+						}},
+					},
+				},
 			},
 
 			HelpSynopsis:    strings.TrimSpace(sysHelp["rotate"][0]),
diff --git a/vault/logical_system_test.go b/vault/logical_system_test.go
index 69dbc9444..3dcb6e5b3 100644
--- a/vault/logical_system_test.go
+++ b/vault/logical_system_test.go
@@ -3146,6 +3146,13 @@ func TestSystemBackend_rotateConfig(t *testing.T) {
 		t.Fatalf("err: %v", err)
 	}
 
+	schema.ValidateResponse(
+		t,
+		schema.GetResponseSchema(t, b.(*SystemBackend).Route(req.Path), req.Operation),
+		resp,
+		true,
+	)
+
 	exp := map[string]interface{}{
 		"max_operations": absoluteOperationMaximum,
 		"interval":       0,
@@ -3164,11 +3171,22 @@ func TestSystemBackend_rotateConfig(t *testing.T) {
 	if err != nil {
 		t.Fatalf("err: %v", err)
 	}
+	schema.ValidateResponse(
+		t,
+		schema.GetResponseSchema(t, b.(*SystemBackend).Route(req2.Path), req2.Operation),
+		resp,
+		true,
+	)
 
 	resp, err = b.HandleRequest(namespace.RootContext(nil), req)
 	if err != nil {
 		t.Fatalf("err: %v", err)
 	}
+	schema.ValidateResponse(
+		t,
+		schema.GetResponseSchema(t, b.(*SystemBackend).Route(req.Path), req.Operation), resp,
+		true,
+	)
 
 	exp = map[string]interface{}{
 		"max_operations": int64(3221225472),