diff --git a/addons/portal_project_issue/security/ir.model.access.csv b/addons/portal_project_issue/security/ir.model.access.csv
index 8ddfff0f398..5257f9b6d02 100644
--- a/addons/portal_project_issue/security/ir.model.access.csv
+++ b/addons/portal_project_issue/security/ir.model.access.csv
@@ -1,2 +1,3 @@
 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
-access_issues,project_issue,project_issue.model_project_issue,portal.group_portal_member,1,0,1,0
+access_issues,project_issue,project_issue.model_project_issue,portal.group_portal_member,1,0,0,0
+access_case_section,crm_case_section,crm.model_crm_case_section,portal.group_portal_member,1,0,0,0
diff --git a/addons/portal_project_issue/static/src/css/portal_project_issue.css b/addons/portal_project_issue/static/src/css/portal_project_issue.css
index 3ad30208d6d..39c12c6076d 100644
--- a/addons/portal_project_issue/static/src/css/portal_project_issue.css
+++ b/addons/portal_project_issue/static/src/css/portal_project_issue.css
@@ -3,6 +3,10 @@
     margin: 0 auto;
 }
 
+.oe_portal_project_issue .oe_kanban_groups {
+    width: 100%;
+}
+
 .oe_portal_project_issue .oe_fold_column.oe_kanban_record {
     float: none;
     display: block;