diff --git a/modules/spring-web-test-client-kotlin-extensions/pom.xml b/modules/spring-web-test-client-kotlin-extensions/pom.xml
index 6620bc03f..c04b6ddaa 100644
--- a/modules/spring-web-test-client-kotlin-extensions/pom.xml
+++ b/modules/spring-web-test-client-kotlin-extensions/pom.xml
@@ -135,7 +135,7 @@
                     <args>
                         <arg>-Xjsr305=strict</arg>
                     </args>
-                    <jvmTarget>17</jvmTarget>
+                    <jvmTarget>1.8</jvmTarget>
                 </configuration>
             </plugin>
         </plugins>