diff --git a/builder/pom.xml b/builder/pom.xml
index 9e905a4..ec2e1e7 100644
--- a/builder/pom.xml
+++ b/builder/pom.xml
@@ -30,6 +30,11 @@
         <map-builder.version>1.0.0</map-builder.version>
         <mockito.version>2.13.0</mockito.version>
         <assertj.version>3.9.0</assertj.version>
+
+        <maven-checkstyle-plugin.version>2.17</maven-checkstyle-plugin.version>
+        <kemitix.checkstyle.ruleset.version>3.4.0</kemitix.checkstyle.ruleset.version>
+        <kemitix.checkstyle.ruleset.level>5-complexity</kemitix.checkstyle.ruleset.level>
+        <kemitix.checkstyle.ruleset.location>net/kemitix/checkstyle-${kemitix.checkstyle.ruleset.level}.xml</kemitix.checkstyle.ruleset.location>
     </properties>
 
     <dependencyManagement>
@@ -120,7 +125,6 @@
                         <tile>net.kemitix.tiles:maven-plugins-tile:${kemitix-tiles.version}</tile>
                         <tile>net.kemitix.tiles:enforcer-tile:${kemitix-tiles.version}</tile>
                         <tile>net.kemitix.tiles:compiler-tile:${kemitix-tiles.version}</tile>
-                        <!--<tile>net.kemitix.tiles:checkstyle-tile:${kemitix-tiles.version}</tile>-->
                         <tile>net.kemitix.tiles:huntbugs-tile:${kemitix-tiles.version}</tile>
                         <tile>net.kemitix.tiles:pmd-tile:${kemitix-tiles.version}</tile>
                         <tile>net.kemitix.tiles:testing-tile:${kemitix-tiles.version}</tile>
@@ -144,6 +148,39 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-checkstyle-plugin</artifactId>
+                <version>${maven-checkstyle-plugin.version}</version>
+                <dependencies>
+                    <dependency>
+                        <groupId>com.puppycrawl.tools</groupId>
+                        <artifactId>checkstyle</artifactId>
+                        <version>${checkstyle.version}</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>com.github.sevntu-checkstyle</groupId>
+                        <artifactId>sevntu-checkstyle-maven-plugin</artifactId>
+                        <version>${sevntu.version}</version>
+                    </dependency>
+                    <dependency>
+                        <groupId>net.kemitix</groupId>
+                        <artifactId>kemitix-checkstyle-ruleset</artifactId>
+                        <version>${kemitix.checkstyle.ruleset.version}</version>
+                    </dependency>
+                </dependencies>
+                <configuration>
+                    <configLocation>${kemitix.checkstyle.ruleset.location}</configLocation>
+                </configuration>
+                <executions>
+                    <execution>
+                        <phase>verify</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
 </project>