diff --git a/pom.xml b/pom.xml
index c7965e8f..5057c95b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,7 +71,7 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
         <maven-compiler-plugin.version>3.6.1</maven-compiler-plugin.version>
-        <spring.version>5.0.6.RELEASE</spring.version>
+        <spring.version>5.2.21.RELEASE</spring.version>
         <spring-boot.version>2.0.2.RELEASE</spring-boot.version>
         <spring.webflux.version>2.6.6</spring.webflux.version>
         <springfox-swagger-ui.version>2.7.0</springfox-swagger-ui.version>