diff --git a/pom.xml b/pom.xml
index 6692191..5a2f93b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,8 +10,8 @@
     <packaging>war</packaging>
 
     <properties>
-        <maven.compiler.source>15</maven.compiler.source>
-        <maven.compiler.target>15</maven.compiler.target>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
     </properties>
 
     <parent>
@@ -73,66 +73,6 @@
     <build>
         <plugins>
 
-            <plugin>
-                <groupId>com.github.eirslett</groupId>
-                <artifactId>frontend-maven-plugin</artifactId>
-                <version>1.10.3</version>
-                <configuration>
-                    <workingDirectory>src/main/angular</workingDirectory>
-                </configuration>
-                <executions>
-                    <execution>
-                        <id>install-node-and-npm</id>
-                        <goals>
-                            <goal>install-node-and-npm</goal>
-                        </goals>
-                        <configuration>
-                            <nodeVersion>v14.15.5</nodeVersion>
-                        </configuration>
-                    </execution>
-                    <execution>
-                        <id>npm install</id>
-                        <goals>
-                            <goal>npm</goal>
-                        </goals>
-                        <configuration>
-                            <arguments>install</arguments>
-                        </configuration>
-                    </execution>
-                    <execution>
-                        <id>npm build</id>
-                        <phase>generate-resources</phase>
-                        <goals>
-                            <goal>npm</goal>
-                        </goals>
-                        <configuration>
-                            <arguments>run build</arguments>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-
-            <plugin>
-                <artifactId>maven-resources-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <id>copy-resources</id>
-                        <phase>process-resources</phase>
-                        <goals>
-                            <goal>copy-resources</goal>
-                        </goals>
-                        <configuration>
-                            <outputDirectory>target/classes/resources/</outputDirectory>
-                            <resources>
-                                <resource>
-                                    <directory>src/main/angular/dist/angular/</directory>
-                                </resource>
-                            </resources>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-
             <plugin>
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
@@ -150,14 +90,75 @@
                     </execution>
                 </executions>
             </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-compiler-plugin</artifactId>
-                <configuration>
-                    <source>11</source>
-                    <target>11</target>
-                </configuration>
-            </plugin>
+
+            <!--            <plugin>-->
+            <!--                <groupId>com.github.eirslett</groupId>-->
+            <!--                <artifactId>frontend-maven-plugin</artifactId>-->
+            <!--                <version>1.10.3</version>-->
+            <!--                <configuration>-->
+            <!--                    <workingDirectory>src/main/angular</workingDirectory>-->
+            <!--                </configuration>-->
+            <!--                <executions>-->
+            <!--                    <execution>-->
+            <!--                        <id>install-node-and-npm</id>-->
+            <!--                        <goals>-->
+            <!--                            <goal>install-node-and-npm</goal>-->
+            <!--                        </goals>-->
+            <!--                        <configuration>-->
+            <!--                            <nodeVersion>v14.15.5</nodeVersion>-->
+            <!--                        </configuration>-->
+            <!--                    </execution>-->
+            <!--                    <execution>-->
+            <!--                        <id>npm install</id>-->
+            <!--                        <goals>-->
+            <!--                            <goal>npm</goal>-->
+            <!--                        </goals>-->
+            <!--                        <configuration>-->
+            <!--                            <arguments>install</arguments>-->
+            <!--                        </configuration>-->
+            <!--                    </execution>-->
+            <!--                    <execution>-->
+            <!--                        <id>npm build</id>-->
+            <!--                        <phase>generate-resources</phase>-->
+            <!--                        <goals>-->
+            <!--                            <goal>npm</goal>-->
+            <!--                        </goals>-->
+            <!--                        <configuration>-->
+            <!--                            <arguments>run build</arguments>-->
+            <!--                        </configuration>-->
+            <!--                    </execution>-->
+            <!--                </executions>-->
+            <!--            </plugin>-->
+
+            <!--            <plugin>-->
+            <!--                <artifactId>maven-resources-plugin</artifactId>-->
+            <!--                <executions>-->
+            <!--                    <execution>-->
+            <!--                        <id>copy-resources</id>-->
+            <!--                        <phase>process-resources</phase>-->
+            <!--                        <goals>-->
+            <!--                            <goal>copy-resources</goal>-->
+            <!--                        </goals>-->
+            <!--                        <configuration>-->
+            <!--                            <outputDirectory>target/classes/resources/</outputDirectory>-->
+            <!--                            <resources>-->
+            <!--                                <resource>-->
+            <!--                                    <directory>src/main/angular/dist/angular/</directory>-->
+            <!--                                </resource>-->
+            <!--                            </resources>-->
+            <!--                        </configuration>-->
+            <!--                    </execution>-->
+            <!--                </executions>-->
+            <!--            </plugin>-->
+
+            <!--            <plugin>-->
+            <!--                <groupId>org.apache.maven.plugins</groupId>-->
+            <!--                <artifactId>maven-compiler-plugin</artifactId>-->
+            <!--                <configuration>-->
+            <!--                    <source>11</source>-->
+            <!--                    <target>11</target>-->
+            <!--                </configuration>-->
+            <!--            </plugin>-->
 
         </plugins>
     </build>