diff --git a/logging_slf4j_log4j2_sample/pom.xml b/logging_slf4j_log4j2_sample/pom.xml
index 047845f..7e8393e 100644
--- a/logging_slf4j_log4j2_sample/pom.xml
+++ b/logging_slf4j_log4j2_sample/pom.xml
@@ -16,7 +16,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-        <log4j2.version>2.11.1</log4j2.version>
+        <log4j2.version>2.15.0</log4j2.version>
         <slf4j.version>1.7.26</slf4j.version>
     </properties>