diff --git a/redisson-tomcat/redisson-tomcat-7/pom.xml b/redisson-tomcat/redisson-tomcat-7/pom.xml
index 07ed2fe8b..876881df2 100644
--- a/redisson-tomcat/redisson-tomcat-7/pom.xml
+++ b/redisson-tomcat/redisson-tomcat-7/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-core</artifactId>
-            <version>7.0.100</version>
+            <version>7.0.104</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
diff --git a/redisson-tomcat/redisson-tomcat-8/pom.xml b/redisson-tomcat/redisson-tomcat-8/pom.xml
index e8a9f345c..161da09e9 100644
--- a/redisson-tomcat/redisson-tomcat-8/pom.xml
+++ b/redisson-tomcat/redisson-tomcat-8/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-core</artifactId>
-            <version>8.5.51</version>
+            <version>8.5.55</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
diff --git a/redisson-tomcat/redisson-tomcat-9/pom.xml b/redisson-tomcat/redisson-tomcat-9/pom.xml
index a1dd9d999..2c65adca4 100644
--- a/redisson-tomcat/redisson-tomcat-9/pom.xml
+++ b/redisson-tomcat/redisson-tomcat-9/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-core</artifactId>
-            <version>9.0.31</version>
+            <version>9.0.35</version>
             <scope>provided</scope>
         </dependency>
         <dependency>
diff --git a/redisson/pom.xml b/redisson/pom.xml
index 9325a2060..23c8f20d6 100644
--- a/redisson/pom.xml
+++ b/redisson/pom.xml
@@ -128,7 +128,7 @@
         <dependency>
             <groupId>org.apache.tomcat.embed</groupId>
             <artifactId>tomcat-embed-core</artifactId>
-            <version>8.5.51</version>
+            <version>8.5.55</version>
             <scope>test</scope>
         </dependency>
         <dependency>