diff --git a/crawler4j-core/pom.xml b/crawler4j-core/pom.xml
index db8f2bea..08f18e7d 100644
--- a/crawler4j-core/pom.xml
+++ b/crawler4j-core/pom.xml
@@ -210,7 +210,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>2.21.3</version>
+            <version>2.21.4</version>
             <scope>test</scope>
         </dependency>
         <dependency>