diff --git a/src/Apps/W1/Subscription Billing/App/Customer Contracts/Pages/CustomerContractLineSubp.Page.al b/src/Apps/W1/Subscription Billing/App/Customer Contracts/Pages/CustomerContractLineSubp.Page.al
index bb4b9b904e..4e367daa87 100644
--- a/src/Apps/W1/Subscription Billing/App/Customer Contracts/Pages/CustomerContractLineSubp.Page.al	
+++ b/src/Apps/W1/Subscription Billing/App/Customer Contracts/Pages/CustomerContractLineSubp.Page.al	
@@ -132,6 +132,11 @@ page 8068 "Customer Contract Line Subp."
                 field("Service Commitment Description"; Rec."Subscription Line Description")
                 {
                     ToolTip = 'Specifies the description of the Subscription Line.';
+                    trigger OnValidate()
+                    begin
+                        if not Rec.IsCommentLine() then
+                            CurrPage.Update(false);
+                    end;
                 }
                 field("Service Object Quantity"; ContractLineQty)
                 {
diff --git a/src/Apps/W1/Subscription Billing/App/Vendor Contracts/Pages/VendorContractLineSubpage.Page.al b/src/Apps/W1/Subscription Billing/App/Vendor Contracts/Pages/VendorContractLineSubpage.Page.al
index 956aad2918..871b25f096 100644
--- a/src/Apps/W1/Subscription Billing/App/Vendor Contracts/Pages/VendorContractLineSubpage.Page.al	
+++ b/src/Apps/W1/Subscription Billing/App/Vendor Contracts/Pages/VendorContractLineSubpage.Page.al	
@@ -117,6 +117,11 @@ page 8078 "Vendor Contract Line Subpage"
                 field("Service Commitment Description"; Rec."Subscription Line Description")
                 {
                     ToolTip = 'Specifies the description of the Subscription Line.';
+                    trigger OnValidate()
+                    begin
+                        if not Rec.IsCommentLine() then
+                            CurrPage.Update(false);
+                    end;
                 }
                 field("Service Object Quantity"; ServiceCommitment.Quantity)
                 {