diff --git a/gradebook/app/sakai-tool/src/webapp/WEB-INF/tools/sakai.gradebook.tool.xml b/gradebook/app/sakai-tool/src/webapp/WEB-INF/tools/sakai.gradebook.tool.xml
index be3a174..9bfca84 100644
--- a/gradebook/app/sakai-tool/src/webapp/WEB-INF/tools/sakai.gradebook.tool.xml
+++ b/gradebook/app/sakai-tool/src/webapp/WEB-INF/tools/sakai.gradebook.tool.xml
@@ -4,6 +4,10 @@
 		description="For storing and computing assessment grades from Tests & Quizzes or that are manually entered.">
 		<category name="course" />
 		<category name="project" />
+
+		<!--  Require any gradebook persmission (but the user must at least have one of them) -->
+		<configuration name="functions.require" value="gradebook.editAssignments|gradebook.gradeAll|gradebook.gradeSection|gradebook.viewOwnGrades|gradebook.viewStudentNumbers"/> 
+	
 	
 	</tool>
 </registration>
diff --git a/gradebookng/tool/src/webapp/WEB-INF/tools/sakai.gradebookng.xml b/gradebookng/tool/src/webapp/WEB-INF/tools/sakai.gradebookng.xml
index ee9b265..f4bbd33 100644
--- a/gradebookng/tool/src/webapp/WEB-INF/tools/sakai.gradebookng.xml
+++ b/gradebookng/tool/src/webapp/WEB-INF/tools/sakai.gradebookng.xml
@@ -12,8 +12,9 @@
        	<category name="sakai.admin" />
        	-->
 
-		<!--  If the visibility/access of this tool should be dependent on a user permission, you can list that here -->
-		<!--  <configuration name="functions.require" value="some.permission"/> -->
+		<!--  Require any gradebook persmission (but the user must at least have one of them) -->
+		<configuration name="functions.require" value="gradebook.editAssignments|gradebook.gradeAll|gradebook.gradeSection|gradebook.viewOwnGrades|gradebook.viewStudentNumbers"/> 
+        
 		
     </tool>
 </registration>