diff --git a/build.gradle b/build.gradle
index 70c45e3b..99af5a08 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,7 +14,7 @@ repositories {
 ext {
     selcukesVersion = "2.3.6"
     lombokVersion = "1.18.30"
-    slf4jVersion = "2.20.0"
+    slf4jVersion = "2.21.0"
 }
 
 dependencies {