Index: Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/FailureMechanismContributionView.cs
===================================================================
diff -u -r54bb4197ebc3b67e9ba167a6669791726c33e12e -rc84ff4276e1ecbf253df9ccf11f6eb0cf18db076
--- Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/FailureMechanismContributionView.cs	(.../FailureMechanismContributionView.cs)	(revision 54bb4197ebc3b67e9ba167a6669791726c33e12e)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Forms/Views/FailureMechanismContributionView.cs	(.../FailureMechanismContributionView.cs)	(revision c84ff4276e1ecbf253df9ccf11f6eb0cf18db076)
@@ -317,6 +317,7 @@
         private void InitializeGridColumns()
         {
             probabilityDistributionGrid.CurrentCellDirtyStateChanged += DataGridViewCurrentCellDirtyStateChanged;
+            probabilityDistributionGrid.GotFocus += DataGridViewGotFocus;
 
             var columnNameFormat = "column_{0}";
 
@@ -377,6 +378,11 @@
             }
         }
 
+        private void DataGridViewGotFocus(object sender, EventArgs eventArgs)
+        {
+            probabilityDistributionGrid.BeginEdit(true); // Always start editing after setting the focus (otherwise data grid view cell dirty events are no longer fired when using the keyboard...)
+        }
+
         private void AssessmentSectionCompositionComboBoxSelectedIndexChanged(object sender, EventArgs e)
         {
             if (revertingComboBoxSelectedValue)