diff --git a/pom.xml b/pom.xml
index 5b750c1..741b083 100644
--- a/pom.xml
+++ b/pom.xml
@@ -41,7 +41,7 @@
             <dependency>
                 <groupId>org.springframework</groupId>
                 <artifactId>spring-core</artifactId>
-                <version>5.1.9.RELEASE</version>
+                <version>5.2.22.RELEASE</version>
             </dependency>
             <dependency>
                 <groupId>org.springframework.boot</groupId>
@@ -62,17 +62,17 @@
             <dependency>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-starter-web</artifactId>
-                <version>2.1.6.RELEASE</version>
+                <version>2.5.12</version>
             </dependency>
             <dependency>
                 <groupId>mysql</groupId>
                 <artifactId>mysql-connector-java</artifactId>
-                <version>8.0.16</version>
+                <version>8.0.28</version>
             </dependency>
             <dependency>
                 <groupId>com.google.code.gson</groupId>
                 <artifactId>gson</artifactId>
-                <version>2.8.5</version>
+                <version>2.8.9</version>
             </dependency>
             <dependency>
                 <groupId>com.googlecode.java-diff-utils</groupId>
@@ -82,7 +82,7 @@
             <dependency>
                 <groupId>org.apache.httpcomponents</groupId>
                 <artifactId>httpclient</artifactId>
-                <version>4.5.9</version>
+                <version>4.5.13</version>
             </dependency>
             <dependency>
                 <groupId>com.github.yeecode.objectlogger</groupId>