diff --git a/Makefile b/Makefile
index 501ff9b..5d4a442 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,19 @@ docker = podman
 library_dir = library
 propers_dir = propers
 template_dir = templates
-tex_deps = $(template_dir)/*.tt $(library_dir)/*/*/*.tt $(propers_dir)/*.tt $(config_dir)/song_choices.csv $(config_dir)/qr_codes.csv $(config_dir)/variables.tt
+# get dependencies from song_choices.csv and variables.tt
+dynamic_deps = $(shell cat $(config_dir)/song_choices.csv | \
+	       awk '!/#/' | \
+	       awk 'NR>1' | \
+	       awk -F '|' '{print $$4}' | \
+	       sed 's/ //' | \
+	       awk '{print "$(library_dir)/" $$0 "/*"}') \
+	       $(shell cat $(config_dir)/variables.tt | \
+	       grep '^\s*proper =' | awk -F '=' '{print $$2}' | \
+	       sed 's/ //g' | \
+	       sed "s/'//g" | \
+	       awk '{print "$(propers_dir)/" $$0 ".tt"}')
+tex_deps = $(template_dir)/*.tt $(config_dir)/qr_codes.csv $(config_dir)/variables.tt $(dynamic_deps)
 .PHONY: all 
 all: leadsheet_collection.pdf choir_scores.pdf print_a3.pdf clean_intermediate #print_a4.pdf
 %.pdf: build
diff --git a/config/song_choices.csv b/config/song_choices.csv
index 14b7539..89b180c 100644
--- a/config/song_choices.csv
+++ b/config/song_choices.csv
@@ -1,5 +1,5 @@
 purpose | content | template | variables
-| | | 
+| | | ../library/freie_lieder/adeste_fideles
 introitus | | | 
 #confiteor | \input{library/gebete/confiteor/confiteor_de.tex} | |
 kyrie | | |