diff --git a/Makefile_previews b/Makefile_previews
index 61f4499..ac8bfd6 100644
--- a/Makefile_previews
+++ b/Makefile_previews
@@ -1,22 +1,30 @@
 TEXTURESETS := $(foreach file, $(TEXTURESET_FOLDER), $(basename $(notdir $(wildcard $(TEXTURESET_FOLDER)/*))))
-BLENDFILES := $(foreach file, $(BLENDFILES_FOLDER)/master, $(basename $(notdir $(wildcard $(BLENDFILES_FOLDER)/master/*.blend))))
-BLENDFILES_SUFFIX := $(foreach file, $(BLENDFILES), $(addsuffix $(file), _))
-TARGET := $(foreach file, $(TEXTURESETS), $(addprefix $(file), $(BLENDFILES_SUFFIX)))
-TARGET := $(foreach file, $(TARGET), $(addsuffix .png, $(file)))
+
+# Build list of destination filenames of previews
+RENDER_FILES = $(foreach RENDER, $(basename $(notdir $(wildcard $(BLENDFILES_FOLDER)/$(shell cat $(MATERIALLIST) | jq -r --arg folder "$(SET)" '.[] | select(.name==$$folder) | .type')/*.blend))), $(SET)_$(RENDER))
+RENDER_LIST := $(foreach SET, $(TEXTURESETS), $(RENDER_FILES))
+# Add them png suffix and destination path
+TARGET := $(foreach file, $(RENDER_LIST), $(addsuffix .png, $(file)))
 TARGET := $(foreach file, $(TARGET), $(addprefix $(PREVIEW_FOLDER)/, $(file)))
 
-RENDERS := $(foreach file, $(BLENDFILES_SUFFIX), $(addprefix %, $(file)))
-RENDERS := $(foreach file, $(RENDERS), $(addsuffix .png, $(file)))
+# Build list of corresponding recipe filenames
+RECIPE_RENDERS = $(foreach RECIPE_RENDER, $(basename $(notdir $(wildcard $(BLENDFILES_FOLDER)/$(shell cat $(MATERIALLIST) | jq -r --arg folder "$(TEX_SET)" '.[] | select(.name==$$folder) | .type')/*.blend))), %_$(RECIPE_RENDER))
+RECIPE_RENDERS_LIST := $(foreach TEX_SET, $(TEXTURESETS), $(RECIPE_RENDERS))
+# Add them png suffix and destination path
+RENDERS := $(foreach file, $(RECIPE_RENDERS_LIST), $(addsuffix .png, $(file)))
 RENDERS := $(foreach file, $(RENDERS), $(addprefix $(PREVIEW_FOLDER)/, $(file)))
 
-test:
-	echo "TARGET: $(TARGET)"
 
 all: $(TARGET)
+	@ echo "RENDER_LIST : $(RENDER_LIST)"
+	@ echo "RENDER_FILES : $(RENDER_FILES)"
+	@ echo "RENDERS :" $(RENDERS)
+	@ echo "RECIPE_RENDERS :" $(RECIPE_RENDERS)
+	@ echo "RECIPE_RENDERS_LIST :" $(RECIPE_RENDERS_LIST)
+	@ echo "TARGET : $(TARGET)"
+	@ echo "TEXTURESETS : $(TEXTURESETS)"
 
 $(RENDERS): $(TEXTURESET_FOLDER)/%
-	@ echo "RENDERS :" $(RENDERS)
-	@ echo "BLENDFILES :" $(BLENDFILES)
 	@ echo "Prerequisite :" $<
 	@ pngset=`cat $<`;\
 	echo "pngset :" $$pngset ;\