diff --git a/internal/provider/vk/internal/vkauth/token.go b/internal/provider/vk/internal/vkauth/token.go
index 57e0bcd..a8f34c7 100644
--- a/internal/provider/vk/internal/vkauth/token.go
+++ b/internal/provider/vk/internal/vkauth/token.go
@@ -40,7 +40,7 @@ func (c *Client) getTokenChain(ctx context.Context, link string, streamID int, c
 	// Шаг 1a: прогрев getCallPreview (не критично).
 	previewData := fmt.Sprintf("vk_join_link=https://vk.ru/call/join/%s&fields=photo_200&access_token=%s", link, token1)
 	if _, prevErr := c.doRequest(ctx, httpClient, profile, previewData,
-		"https://api.vk.ru/method/calls.getCallPreview?v=5.282&client_id="+creds.ClientID); prevErr != nil {
+		"https://api.vk.ru/method/calls.getCallPreview?v="+APIVersion+"&client_id="+creds.ClientID); prevErr != nil {
 		c.log.Warnf("[STREAM %d] [VK Auth] getCallPreview failed: %v", streamID, prevErr)
 	}
 
diff --git a/internal/provider/vk/internal/vkauth/token_call.go b/internal/provider/vk/internal/vkauth/token_call.go
index 3f645c4..cd62117 100644
--- a/internal/provider/vk/internal/vkauth/token_call.go
+++ b/internal/provider/vk/internal/vkauth/token_call.go
@@ -23,7 +23,7 @@ func (c *Client) fetchCallToken(
 	link, escapedName, token1 string,
 	creds VKCredentials,
 ) (string, error) {
-	urlAddr := fmt.Sprintf("https://api.vk.ru/method/calls.getAnonymousToken?v=5.274&client_id=%s", creds.ClientID)
+	urlAddr := fmt.Sprintf("https://api.vk.ru/method/calls.getAnonymousToken?v=%s&client_id=%s", APIVersion, creds.ClientID)
 	data := fmt.Sprintf("vk_join_link=https://vk.ru/call/join/%s&name=%s&access_token=%s",
 		link, escapedName, token1)
 
diff --git a/internal/provider/vk/internal/vkauth/types.go b/internal/provider/vk/internal/vkauth/types.go
index 50b2ccd..5059bc8 100644
--- a/internal/provider/vk/internal/vkauth/types.go
+++ b/internal/provider/vk/internal/vkauth/types.go
@@ -37,6 +37,10 @@ var DefaultCredentials = []VKCredentials{
 	{ClientID: "3140623", ClientSecret: "VeWdmVclDCtn6ihuP1nt"},  // VK_IPHONE_APP
 }
 
+// APIVersion - версия VK API во всех calls.* запросах. Держать единой и близкой
+// к версии живого web-клиента звонка (рассинхрон = fingerprint-аномалия).
+const APIVersion = "5.282"
+
 const (
 	CredentialLifetime = 10 * time.Minute
 	CacheSafetyMargin  = 60 * time.Second