diff --git a/pom.xml b/pom.xml
index dbf4875..ddc0172 100644
--- a/pom.xml
+++ b/pom.xml
@@ -91,12 +91,14 @@
         	<artifactId>juel-impl</artifactId>
         	<version>2.2.7</version>
         	<scope>runtime</scope>
+        	<optional>true</optional>
         </dependency>
         <dependency>
         	<groupId>de.odysseus.juel</groupId>
         	<artifactId>juel-spi</artifactId>
         	<version>2.2.7</version>
         	<scope>runtime</scope>
+        	<optional>true</optional>
         </dependency>
     </dependencies>