diff --git a/Pixels_server/pom.xml b/Pixels_server/pom.xml
index e2fddea..1dccaff 100644
--- a/Pixels_server/pom.xml
+++ b/Pixels_server/pom.xml
@@ -17,7 +17,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
-        <spring.version>5.2.7.RELEASE</spring.version>
+        <spring.version>5.3.18</spring.version>
         <slf4j.version>1.6.6</slf4j.version>
         <log4j.version>1.2.12</log4j.version>
         <mysql.version>5.1.6</mysql.version>