diff --git a/pom.xml b/pom.xml
index bf33f69..632f77d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,13 +71,13 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-core</artifactId>
-            <version>1.5.21</version>
+            <version>1.5.26</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.5.21</version>
+            <version>1.5.26</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
@@ -90,7 +90,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-core</artifactId>
-            <version>11.0.15</version>
+            <version>11.0.18</version>
             <scope>provided</scope>
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-test -->