diff --git a/backend/build.gradle b/backend/build.gradle
index 6aeb463..ea92976 100644
--- a/backend/build.gradle
+++ b/backend/build.gradle
@@ -85,7 +85,7 @@ dependencyManagement {
     imports {
         mavenBom "org.springframework.ai:spring-ai-bom:${springAiVersion}"
         // Spring Boot 4 no longer manages Testcontainers versions in its BOM, so import it directly.
-        mavenBom "org.testcontainers:testcontainers-bom:1.21.4"
+        mavenBom "org.testcontainers:testcontainers-bom:2.0.5"
     }
 }