diff --git a/gluon/packages/dal b/gluon/packages/dal
index 64c334dd..ccc4d4c7 160000
--- a/gluon/packages/dal
+++ b/gluon/packages/dal
@@ -1 +1 @@
-Subproject commit 64c334ddbb6b31348b57553d96705e2cb1007dc0
+Subproject commit ccc4d4c7f8e9bfb285597d266489e169ecadbbfa
diff --git a/gluon/sqlhtml.py b/gluon/sqlhtml.py
index aef106ff..41637bd8 100644
--- a/gluon/sqlhtml.py
+++ b/gluon/sqlhtml.py
@@ -1840,7 +1840,7 @@ class SQLFORM(FORM):
                 continue
 
             field = self.table[fieldname]
-            if field.type == 'id':
+            if field.type == 'id' or field.compute:
                 continue
             if field.type == 'boolean':
                 if self.vars.get(fieldname, False):