diff --git a/demos/archunit-guardrails/pom.xml b/demos/archunit-guardrails/pom.xml
index e233162..2db4696 100644
--- a/demos/archunit-guardrails/pom.xml
+++ b/demos/archunit-guardrails/pom.xml
@@ -21,6 +21,10 @@
     <properties>
         <java.version>21</java.version>
         <archunit.version>1.4.1</archunit.version>
+        <org-springframework-boot.spring-boot-starter-test.version>3.4.10</org-springframework-boot.spring-boot-starter-test.version>
+        <org-springframework-boot.spring-boot-starter-web.version>3.5.14</org-springframework-boot.spring-boot-starter-web.version>
+        <org-apache-tomcat-embed.tomcat-embed-core.version>10.1.55</org-apache-tomcat-embed.tomcat-embed-core.version>
+        <org-apache-tomcat-embed.tomcat-embed-websocket.version>10.1.55</org-apache-tomcat-embed.tomcat-embed-websocket.version>
     </properties>
 
     <dependencies>
@@ -60,4 +64,28 @@
             </plugin>
         </plugins>
     </build>
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-starter-test</artifactId>
+                <version>${org-springframework-boot.spring-boot-starter-test.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-starter-web</artifactId>
+                <version>${org-springframework-boot.spring-boot-starter-web.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.apache.tomcat.embed</groupId>
+                <artifactId>tomcat-embed-core</artifactId>
+                <version>${org-apache-tomcat-embed.tomcat-embed-core.version}</version>
+            </dependency>
+            <dependency>
+                <groupId>org.apache.tomcat.embed</groupId>
+                <artifactId>tomcat-embed-websocket</artifactId>
+                <version>${org-apache-tomcat-embed.tomcat-embed-websocket.version}</version>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
 </project>