diff --git a/sample/weather/pom.xml b/sample/weather/pom.xml
index 3f3be7e..dd3bd2b 100644
--- a/sample/weather/pom.xml
+++ b/sample/weather/pom.xml
@@ -55,7 +55,7 @@
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-simple</artifactId>
-            <version>1.7.32</version>
+            <version>2.0.16</version>
             <scope>runtime</scope>
         </dependency>
 	</dependencies>
diff --git a/sample/weatherabstract/pom.xml b/sample/weatherabstract/pom.xml
index 2b89314..cd72f75 100644
--- a/sample/weatherabstract/pom.xml
+++ b/sample/weatherabstract/pom.xml
@@ -55,7 +55,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-simple</artifactId>
-			<version>1.7.32</version>
+			<version>2.0.16</version>
 			<scope>runtime</scope>
 		</dependency>
 	</dependencies>