diff --git a/pom.xml b/pom.xml
index e8d3ce0..70742b2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-core</artifactId>
-      <version>5.2.5.RELEASE</version>
+      <version>5.2.23.RELEASE</version>
     </dependency>
     <dependency>
       <groupId>org.junit.jupiter</groupId>
diff --git a/practice/practice-java/pom.xml b/practice/practice-java/pom.xml
index 479ee74..0736cb1 100644
--- a/practice/practice-java/pom.xml
+++ b/practice/practice-java/pom.xml
@@ -28,7 +28,7 @@
     <dependency>
       <groupId>org.springframework</groupId>
       <artifactId>spring-core</artifactId>
-      <version>5.2.3.RELEASE</version>
+      <version>5.2.23.RELEASE</version>
     </dependency>
     <dependency>
       <groupId>org.springframework.data</groupId>