diff --git a/applications/processor/filter-processor/README.adoc b/applications/processor/filter-processor/README.adoc
index f29bee77..de47f738 100644
--- a/applications/processor/filter-processor/README.adoc
+++ b/applications/processor/filter-processor/README.adoc
@@ -16,7 +16,7 @@ If the incoming type is `byte[]` and the content type is set to `text/plain` or
 == Options
 
 //tag::configuration-properties[]
-$$filter.function.expression$$:: $$Boolean SpEL expression to apply against request message to filter.$$ *($$String$$, default: `$$true$$`)*
+$$filter.function.expression$$:: $$Boolean SpEL expression to apply against request message to filter.$$ *($$Expression$$, default: `$$<none>$$`)*
 //end::configuration-properties[]
 
 //end::ref-doc[]
diff --git a/applications/stream-applications-core/pom.xml b/applications/stream-applications-core/pom.xml
index 350924a4..3659b3fd 100644
--- a/applications/stream-applications-core/pom.xml
+++ b/applications/stream-applications-core/pom.xml
@@ -17,6 +17,7 @@
     </parent>
 
     <properties>
+        <apps.base-image>springcloud/openjdk</apps.base-image>
         <java.version>1.8</java.version>
         <spring-boot.version>2.3.2.RELEASE</spring-boot.version>
         <stream-apps-core.version>${project.version}</stream-apps-core.version>
@@ -309,6 +310,7 @@
                             <application>
                                 <bootVersion>${spring-boot.version}</bootVersion>
                                 <containerImage>
+                                    <baseImage>${apps.base-image}</baseImage>
                                     <enableMetadata>true</enableMetadata>
                                 </containerImage>
                                 <properties>