diff --git a/addons/mrp/models/stock_move.py b/addons/mrp/models/stock_move.py
index cffa9188282..036d26dce33 100644
--- a/addons/mrp/models/stock_move.py
+++ b/addons/mrp/models/stock_move.py
@@ -578,6 +578,6 @@ class StockMove(models.Model):
         res = super()._get_relevant_state_among_moves()
         if res == 'partially_available'\
                 and self.raw_material_production_id\
-                and all(float_compare(move.quantity, move.should_consume_qty, precision_rounding=move.product_uom.rounding) == 0 for move in self):
+                and all(move.should_consume_qty and float_compare(move.quantity, move.should_consume_qty, precision_rounding=move.product_uom.rounding) >= 0 for move in self):
             res = 'assigned'
         return res