diff --git a/pom.xml b/pom.xml
index 60b42ce..2404ddd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,31 +16,31 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-webmvc</artifactId>
-            <version>${spring.version}</version>
+            <version>5.3.39</version>
         </dependency>
 
         <dependency>
             <groupId>org.springframework.data</groupId>
             <artifactId>spring-data-jpa</artifactId>
-            <version>1.10.1.RELEASE</version>
+            <version>1.11.22.RELEASE</version>
         </dependency>
 
         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-entitymanager</artifactId>
-            <version>${hibernate.version}</version>
+            <version>5.3.20.Final</version>
         </dependency>
 
         <dependency>
             <groupId>org.hibernate</groupId>
             <artifactId>hibernate-c3p0</artifactId>
-            <version>${hibernate.version}</version>
+            <version>5.4.24.Final</version>
         </dependency>
 
         <dependency>
             <groupId>com.mchange</groupId>
             <artifactId>c3p0</artifactId>
-            <version>0.9.5.2</version>
+            <version>0.9.5.4</version>
         </dependency>
 
         <dependency>
@@ -52,7 +52,7 @@
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.39</version>
+            <version>8.0.31</version>
         </dependency>