diff --git a/schemas/adl-1.1.dtd b/schemas/adl-1.1.dtd
index 2c91e2c..26993ef 100755
--- a/schemas/adl-1.1.dtd
+++ b/schemas/adl-1.1.dtd
@@ -13,7 +13,7 @@
     <!--  ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::  -->
     
     <!--
-        $Revision: 1.3 $
+        $Revision: 1.4 $
  	    -->
 
 <!--  ::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::  -->
@@ -326,7 +326,7 @@ that we can allow HTML block level entities within content elements -->
 	entity 			CDATA 					#IMPLIED
 	farkey			CDATA					#IMPLIED
  	required 		%Boolean; 				#IMPLIED
-	immutable		%Boolean				#IMPLIED	
+	immutable		%Boolean;				#IMPLIED	
 	size 		    CDATA 					#IMPLIED
 	column			CDATA					#IMPLIED
 	concrete		%Boolean;				#IMPLIED