diff --git a/src/api/order/content-types/order/lifecycles.ts b/src/api/order/content-types/order/lifecycles.ts
index 50307cb..edcf736 100644
--- a/src/api/order/content-types/order/lifecycles.ts
+++ b/src/api/order/content-types/order/lifecycles.ts
@@ -28,7 +28,7 @@ export default {
     if (!datetime_start || !datetime_end) {
       throw new Error(ERR_MISSING_TIME);
     }
-    if (new Date(datetime_start) >= new Date(datetime_end)) {
+    if (new Date(datetime_end) <= new Date(datetime_start)) {
       throw new Error(ERR_INVALID_TIME);
     }
 
@@ -154,7 +154,7 @@ export default {
       throw new Error(ERR_INVALID_TIME);
     }
 
-    if (new Date(datetime_start) >= new Date(datetime_end)) {
+    if (new Date(datetime_end) <= new Date(datetime_start)) {
       throw new Error(ERR_INVALID_TIME);
     }
 
diff --git a/src/api/slot/content-types/slot/lifecycles.ts b/src/api/slot/content-types/slot/lifecycles.ts
index f5624b1..39982a3 100644
--- a/src/api/slot/content-types/slot/lifecycles.ts
+++ b/src/api/slot/content-types/slot/lifecycles.ts
@@ -43,7 +43,7 @@ export default {
     if (!datetime_start || !datetime_end) {
       throw new Error(ERR_INVALID_TIME);
     }
-    if (new Date(datetime_start) >= new Date(datetime_end)) {
+    if (new Date(datetime_end) <= new Date(datetime_start)) {
       throw new Error(ERR_INVALID_TIME);
     }
     const overlappingEntities = await strapi.db
@@ -85,7 +85,7 @@ export default {
       }
 
       // Проверка валидности времени
-      if (new Date(datetime_start) >= new Date(datetime_end)) {
+      if (new Date(datetime_end) <= new Date(datetime_start)) {
         throw new Error(ERR_INVALID_TIME);
       }