Do you think substituting flaxseeds for the psyllium husks would …

Name: 7-Inch Sourdough Boule (GF/V)
Prep time: 30 min
Cook time: 1 h 20 min
Total time: PT-476317H15M19S
Cuisine: Gluten-Free
Ingredients: 265g active brown rice sourdough starter (1 cup); see instructions; 330g/ml room temp water (70-85°F) (plus 1-2 extra tbsps if necessary); 20g whole psyllium husk (4 tbsps); 20g pure maple syrup (1.5 tbsps); 20g olive oil (1.5 tbsps); 80g light buckwheat flour (1/2 cup); 80g GF oat flour (scant 1 cup); 80g potato starch (1/2 cup); 60g tapioca starch (1/2 cup); 40g brown rice flour (1/4 cup); 8-10g sea salt (1/2 tbsp)