diff --git a/Makefile b/Makefile
index 6a06557..0fc16af 100644
--- a/Makefile
+++ b/Makefile
@@ -94,6 +94,12 @@ $(SBSAR_DIR)/%.sbsar: $(SBS_DIR)/%.sbs
 	echo "listitem :"$$listitem;\
 	mkdir --parents $(TEXTURESET_FOLDER);\
 	echo $$listitem > $(TEXTURESET_FOLDER)/$$(basename -s .sbsar $@)_$$preset;\
-	$(SBSRENDER) render $@ --use-preset $$preset --output-name {inputGraphUrl}\_$$preset\_{outputNodeName} --set-value \$$outputsize@10,10# --output-path $(PNG1024_DIR); \
+	rendersize=$$(cat $(MATERIALLIST) | jq -r --arg folder "$${material}_$${preset}" '.[] | select(.name==$$folder) | .format') ;\
+	echo "DEBUG : MATERIALLIST : $(MATERIALLIST)" ;\
+	echo "DEBUG : material : "$$material ;\
+	echo "DEBUG : preset : "$$preset ;\
+	echo "DEBUG : material_preset : $${material}_$${preset}" ;\
+	echo "DEBUG : rendersize : "$$rendersize ;\
+	$(SBSRENDER) render $@ --use-preset $$preset --output-name {inputGraphUrl}\_$$preset\_{outputNodeName} --set-value \$$outputsize@$$rendersize# --output-path $(PNG1024_DIR); \
 	done;\