diff --git a/contact-center/app/pom.xml b/contact-center/app/pom.xml
index b403c4a2..669a8c85 100644
--- a/contact-center/app/pom.xml
+++ b/contact-center/app/pom.xml
@@ -36,7 +36,7 @@
         <dependency>
             <groupId>org.apache.activemq</groupId>
             <artifactId>activemq-pool</artifactId>
-            <version>5.14.3</version>
+            <!--            <version>5.14.3</version>-->
         </dependency>
 
         <dependency>
@@ -56,17 +56,17 @@
         <dependency>
             <groupId>org.freemarker</groupId>
             <artifactId>freemarker</artifactId>
-            <version>2.3.29</version>
+            <!--            <version>2.3.29</version>-->
         </dependency>
         <dependency>
             <groupId>mysql</groupId>
             <artifactId>mysql-connector-java</artifactId>
-            <version>5.1.21</version>
+            <!--            <version>8.0.9-rc</version>-->
         </dependency>
         <dependency>
             <groupId>net.java.dev.jna</groupId>
             <artifactId>jna</artifactId>
-            <version>4.1.0</version>
+            <!--            <version>4.1.0</version>-->
         </dependency>
         <dependency>
             <groupId>javax.activation</groupId>
@@ -76,7 +76,7 @@
         <dependency>
             <groupId>javax.mail</groupId>
             <artifactId>javax.mail-api</artifactId>
-            <version>1.5.1</version>
+            <!--            <version>1.6.2</version>-->
         </dependency>
         <dependency>
             <groupId>com.sun.mail</groupId>
@@ -134,7 +134,7 @@
         <dependency>
             <groupId>commons-codec</groupId>
             <artifactId>commons-codec</artifactId>
-            <version>1.10</version>
+            <!--            <version>1.10</version>-->
         </dependency>
         <dependency>
             <groupId>commons-lang</groupId>
@@ -160,12 +160,12 @@
         <dependency>
             <groupId>io.micrometer</groupId>
             <artifactId>micrometer-registry-prometheus</artifactId>
-            <version>1.1.1</version>
+            <!--            <version>1.1.1</version>-->
         </dependency>
         <dependency>
             <groupId>io.micrometer</groupId>
             <artifactId>micrometer-spring-legacy</artifactId>
-            <version>1.1.1</version>
+            <!--            <version>1.1.1</version>-->
         </dependency>
         <dependency>
             <groupId>commons-beanutils</groupId>
@@ -189,7 +189,7 @@
         <dependency>
             <groupId>org.quartz-scheduler</groupId>
             <artifactId>quartz</artifactId>
-            <version>2.3.0</version>
+            <!--            <version>2.3.0</version>-->
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.dataformat</groupId>
@@ -200,12 +200,12 @@
         <dependency>
             <groupId>org.aspectj</groupId>
             <artifactId>aspectjrt</artifactId>
-            <version>1.9.4</version>
+            <!--            <version>1.9.4</version>-->
         </dependency>
         <dependency>
             <groupId>org.aspectj</groupId>
             <artifactId>aspectjweaver</artifactId>
-            <version>1.9.4</version>
+            <!--            <version>1.9.4</version>-->
         </dependency>
 
         <!-- https://mvnrepository.com/artifact/com.alibaba/druid -->
@@ -248,7 +248,7 @@
         <dependency>
             <groupId>com.google.code.gson</groupId>
             <artifactId>gson</artifactId>
-            <version>2.8.1</version>
+            <!--            <version>2.8.1</version>-->
         </dependency>
         <!-- https://mvnrepository.com/artifact/org.jsoup/jsoup -->
         <dependency>
@@ -266,7 +266,7 @@
         <dependency>
             <groupId>joda-time</groupId>
             <artifactId>joda-time</artifactId>
-            <version>2.9.9</version>
+            <!--            <version>2.9.9</version>-->
         </dependency>
         <!-- https://mvnrepository.com/artifact/de.odysseus.juel/juel-impl -->
         <dependency>
@@ -278,7 +278,7 @@
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>
             <artifactId>jackson-core</artifactId>
-            <version>2.8.8</version>
+            <!--            <version>2.8.8</version>-->
         </dependency>
         <!-- https://mvnrepository.com/artifact/cglib/cglib -->
         <dependency>
@@ -343,17 +343,17 @@
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpclient</artifactId>
-            <version>4.3.6</version>
+            <!--            <version>4.5.12</version>-->
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpasyncclient</artifactId>
-            <version>4.0.2</version>
+            <!--            <version>4.0.2</version>-->
         </dependency>
         <dependency>
             <groupId>org.apache.httpcomponents</groupId>
             <artifactId>httpmime</artifactId>
-            <version>4.3.6</version>
+            <!--            <version>4.3.6</version>-->
         </dependency>
         <dependency>
             <groupId>org.json</groupId>