diff --git a/pom.xml b/pom.xml
index af20616..972c119 100644
--- a/pom.xml
+++ b/pom.xml
@@ -112,7 +112,7 @@
 	  <dependency>
 	  	<groupId>org.spdx</groupId>
 	  	<artifactId>spdx-jackson-store</artifactId>
-	  	<version>1.0.3</version>
+	  	<version>1.0.4</version>
 	  </dependency>
 	  <dependency>
 	  	<groupId>org.apache.ws.xmlschema</groupId>
diff --git a/src/main/java/org/spdx/tools/schema/OwlToJsonSchema.java b/src/main/java/org/spdx/tools/schema/OwlToJsonSchema.java
index f51e831..7e3b2b0 100644
--- a/src/main/java/org/spdx/tools/schema/OwlToJsonSchema.java
+++ b/src/main/java/org/spdx/tools/schema/OwlToJsonSchema.java
@@ -111,7 +111,7 @@ public ObjectNode convertToJsonSchema() {
 		// Add in the extra properties
 		properties.set(SpdxConstants.PROP_DOCUMENT_NAMESPACE, createSimpleTypeSchema(JSON_TYPE_STRING, 
 		        "The URI provides an unambiguous mechanism for other SPDX documents to reference SPDX elements within this SPDX document."));
-		properties.set(SpdxConstants.PROP_DOCUMENT_DESCRIBES, toArraySchema(createSimpleTypeSchema(JSON_TYPE_STRING, null), 
+		properties.set(SpdxConstants.PROP_DOCUMENT_DESCRIBES, toArraySchema(createSimpleTypeSchema(JSON_TYPE_STRING, "SPDX ID for each Package, File, or Snippet."), 
 		        "Packages, files and/or Snippets described by this SPDX document", 0));
         
 		OntClass packageClass = model.getOntClass(SpdxConstants.SPDX_NAMESPACE + SpdxConstants.CLASS_SPDX_PACKAGE);