diff --git a/addon/pom.xml b/addon/pom.xml
index 7aa629d1..1a65e0c5 100644
--- a/addon/pom.xml
+++ b/addon/pom.xml
@@ -20,10 +20,6 @@
             <!-- Consider limiting the dependencies to flow-server only something, but for most end users depending on vaadin-core is ok -->
             <artifactId>vaadin-core</artifactId>
         </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-simple</artifactId>
-        </dependency>
     </dependencies>
 
     <build>
diff --git a/showcase/pom.xml b/showcase/pom.xml
index d49c298f..fdbff8c0 100644
--- a/showcase/pom.xml
+++ b/showcase/pom.xml
@@ -45,7 +45,6 @@
                 <artifactId>jetty-maven-plugin</artifactId>
                 <version>11.0.14</version>
                 <configuration>
-                    <scanIntervalSeconds>-1</scanIntervalSeconds>
                     <supportedPackagings>
                         <supportedPackaging>war</supportedPackaging>
                     </supportedPackagings>