diff --git a/tck/pom.xml b/tck/pom.xml
index 4bb51d1b..2a118752 100644
--- a/tck/pom.xml
+++ b/tck/pom.xml
@@ -117,6 +117,21 @@
     </dependencies>
 
     <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-source-plugin</artifactId>
+                <version>3.0.1</version>
+                <executions>
+                    <execution>
+                        <id>attach-sources</id>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
         <pluginManagement>
             <plugins>
                 <plugin>