diff --git a/backend/discovery/build.gradle b/backend/discovery/build.gradle
index 5412ab0..4211976 100644
--- a/backend/discovery/build.gradle
+++ b/backend/discovery/build.gradle
@@ -14,7 +14,7 @@ repositories {
 
 ext {
     set('springCloudVersion', "2020.0.3")
-    set('log4j2.version', "2.15.0") // log4j 보안 패치
+    set('log4j2.version', "2.17.1") // log4j 보안 패치
 }
 
 dependencies {