diff --git a/app/src/main/java/info/nightscout/androidaps/dialogs/WizardDialog.kt b/app/src/main/java/info/nightscout/androidaps/dialogs/WizardDialog.kt
index 06263b2a64..c6624bb3d3 100644
--- a/app/src/main/java/info/nightscout/androidaps/dialogs/WizardDialog.kt
+++ b/app/src/main/java/info/nightscout/androidaps/dialogs/WizardDialog.kt
@@ -177,8 +177,8 @@ class WizardDialog : DaggerDialogFragment() {
         }
         binding.bgEnabledIcon.setOnClickListener { binding.bgCheckbox.isChecked = !binding.bgCheckbox.isChecked }
         binding.trendEnabledIcon.setOnClickListener { binding.bgTrendCheckbox.isChecked = !binding.bgTrendCheckbox.isChecked }
-        binding.cobEnabledIcon.setOnClickListener { binding.cobCheckbox.isChecked = !binding.cobCheckbox.isChecked }
-        binding.iobEnabledIcon.setOnClickListener { binding.iobCheckbox.isChecked = !binding.iobCheckbox.isChecked }
+        binding.cobEnabledIcon.setOnClickListener { binding.cobCheckbox.isChecked = !binding.cobCheckbox.isChecked; processCobCheckBox(); }
+        binding.iobEnabledIcon.setOnClickListener { if (!binding.cobCheckbox.isChecked) binding.iobCheckbox.isChecked = !binding.iobCheckbox.isChecked }
         // cancel button
         binding.cancel.setOnClickListener {
             aapsLogger.debug(LTag.APS, "Dialog canceled: ${this.javaClass.name}")