TAVERNA-989
diff --git a/taverna-activity-palette-impl/src/main/java/org/apache/taverna/servicedescriptions/impl/ServiceDescriptionRegistryImpl.java b/taverna-activity-palette-impl/src/main/java/org/apache/taverna/servicedescriptions/impl/ServiceDescriptionRegistryImpl.java
index b588976..efe046d 100644
--- a/taverna-activity-palette-impl/src/main/java/org/apache/taverna/servicedescriptions/impl/ServiceDescriptionRegistryImpl.java
+++ b/taverna-activity-palette-impl/src/main/java/org/apache/taverna/servicedescriptions/impl/ServiceDescriptionRegistryImpl.java
@@ -185,7 +185,7 @@
 
 	private File findServiceDescriptionsFile() {
 		File confDir = new File(
-				applicationConfiguration.getApplicationHomeDir().toFile(), CONF_DIR);
+				applicationConfiguration.getApplicationHomeDir().toFile() , CONF_DIR);
 		confDir.mkdirs();
 		if (!confDir.isDirectory())
 			throw new RuntimeException("Invalid directory: " + confDir);