diff --git a/org.eclipse.help.ui/META-INF/MANIFEST.MF b/org.eclipse.help.ui/META-INF/MANIFEST.MF
index a2cda0e..334a737 100644
--- a/org.eclipse.help.ui/META-INF/MANIFEST.MF
+++ b/org.eclipse.help.ui/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@
 Bundle-ManifestVersion: 2
 Bundle-Name: %help_system_plugin_name
 Bundle-SymbolicName: org.eclipse.help.ui; singleton:=true
-Bundle-Version: 4.1.200.qualifier
+Bundle-Version: 4.1.300.qualifier
 Bundle-Activator: org.eclipse.help.ui.internal.HelpUIPlugin
 Bundle-Vendor: %providerName
 Bundle-Localization: plugin
diff --git a/org.eclipse.help.ui/pom.xml b/org.eclipse.help.ui/pom.xml
index a01da36..3aca5ad 100644
--- a/org.eclipse.help.ui/pom.xml
+++ b/org.eclipse.help.ui/pom.xml
@@ -18,6 +18,6 @@
   </parent>
   <groupId>org.eclipse.help</groupId>
   <artifactId>org.eclipse.help.ui</artifactId>
-  <version>4.1.200-SNAPSHOT</version>
+  <version>4.1.300-SNAPSHOT</version>
   <packaging>eclipse-plugin</packaging>
 </project>
diff --git a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/HelpActivitySupport.java b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/HelpActivitySupport.java
index 134d251..a62aebb 100644
--- a/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/HelpActivitySupport.java
+++ b/org.eclipse.help.ui/src/org/eclipse/help/ui/internal/HelpActivitySupport.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2017 IBM Corporation and others.
+ * Copyright (c) 2000, 2018 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -252,7 +252,6 @@
 	}
 
 	@Override
-	@SuppressWarnings("unchecked")
 	public void enableActivities(String href) {
 		if (href.startsWith("/")) { //$NON-NLS-1$
 			href = href.substring(1);