diff --git a/src/components/PromoDiscountBadge.tsx b/src/components/PromoDiscountBadge.tsx
index 8f4f845..a210fe0 100644
--- a/src/components/PromoDiscountBadge.tsx
+++ b/src/components/PromoDiscountBadge.tsx
@@ -18,7 +18,14 @@ const ClockIcon = () => (
 
 const formatTimeLeft = (expiresAt: string, t: (key: string) => string): string => {
   const now = new Date()
-  const expires = new Date(expiresAt)
+  // Ensure UTC parsing - if no timezone specified, assume UTC
+  let expires: Date
+  if (expiresAt.includes('Z') || expiresAt.includes('+') || expiresAt.includes('-', 10)) {
+    expires = new Date(expiresAt)
+  } else {
+    // No timezone - treat as UTC
+    expires = new Date(expiresAt + 'Z')
+  }
   const diffMs = expires.getTime() - now.getTime()
 
   if (diffMs <= 0) return ''
diff --git a/src/components/PromoOffersSection.tsx b/src/components/PromoOffersSection.tsx
index d125985..d335bac 100644
--- a/src/components/PromoOffersSection.tsx
+++ b/src/components/PromoOffersSection.tsx
@@ -36,7 +36,14 @@ const ServerIcon = () => (
 // Helper functions
 const formatTimeLeft = (expiresAt: string): string => {
   const now = new Date()
-  const expires = new Date(expiresAt)
+  // Ensure UTC parsing - if no timezone specified, assume UTC
+  let expires: Date
+  if (expiresAt.includes('Z') || expiresAt.includes('+') || expiresAt.includes('-', 10)) {
+    expires = new Date(expiresAt)
+  } else {
+    // No timezone - treat as UTC
+    expires = new Date(expiresAt + 'Z')
+  }
   const diffMs = expires.getTime() - now.getTime()
 
   if (diffMs <= 0) return 'Истекло'