diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 875cee01d8..9ff9b2fe0e 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -3382,6 +3382,7 @@
                     "value": "15 if resolveOrValue('prime_tower_enable') else 0",
                     "minimum_value": "0",
                     "maximum_value": "min(0.5 * machine_width, 0.5 * machine_depth)",
+                    "minimum_value_warning": "max(extruderValues('prime_tower_line_width')) * 2",
                     "maximum_value_warning": "20",
                     "settable_per_mesh": false,
                     "settable_per_extruder": false
@@ -3482,7 +3483,7 @@
                     "enabled": "ooze_shield_enabled",
                     "default_value": 2,
                     "minimum_value": "0",
-                    "maximum_value_warning": "30",
+                    "maximum_value_warning": "20",
                     "settable_per_mesh": false,
                     "settable_per_extruder": false
                 }
@@ -3626,7 +3627,7 @@
                     "unit": "mm",
                     "type": "float",
                     "minimum_value": "0",
-                    "maximum_value_warning": "100",
+                    "maximum_value_warning": "10",
                     "default_value": 10,
                     "enabled": "draft_shield_enabled",
                     "settable_per_mesh": false,