diff --git a/examples/Makefile.common.mk b/examples/Makefile.common.mk
index 6e6f4cda..d8b4a32d 100644
--- a/examples/Makefile.common.mk
+++ b/examples/Makefile.common.mk
@@ -6,8 +6,8 @@ LATEXMK?=latexmk
 
 CURR_DIR=examples/$(shell basename $(shell pwd))/
 
-CATALA=cd ../../; _build/default/compiler/catala.exe \
-	$(CATALA_OPTS) --language=$(CATALA_LANG)
+CATALA=cd ../../; _build/default/compiler/catala.exe
+CATALA_OPTS := $(CATALA_OPTS) --language=$(CATALA_LANG)
 
 PLUGIN_DIR=_build/default/compiler/plugins
 
@@ -20,49 +20,43 @@ help : ../Makefile.common.mk
 
 #> SCOPE=<ScopeName> <target_file>.run	: Runs the interpeter for the scope of the file
 %.run: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
-		Interpret \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) Interpret $(CATALA_OPTS) \
 		-s $(SCOPE) \
 		$(CURR_DIR)$<
 
 #> <target_file>.ml			: Compiles the file to OCaml
 %.ml: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
-		OCaml \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) OCaml $(CATALA_OPTS) \
 		$(CURR_DIR)$<
 
 #> <target_file>_api_web.ml	 : Compiles the file to OCaml + generates the API web
 %_api_web.ml: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
-		api_web \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) api_web $(CATALA_OPTS) \
 		--plugin-dir=$(PLUGIN_DIR) \
 		$(CURR_DIR)$<
 
 #> SCOPE=<ScopeName> <target_file>_api_web.ml	 : Generates the JSON schema
 %_schema.json: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
-		json_schema \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) json_schema $(CATALA_OPTS) \
 		--plugin-dir=$(PLUGIN_DIR) \
 		-s $(SCOPE) \
 		$(CURR_DIR)$<
 
 #> <target_file>.py			: Compiles the file to Python
 %.py: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
-		Python \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) Python $(CATALA_OPTS) \
 		$(CURR_DIR)$<
 
 #> <target_file>.tex			: Weaves the file to LaTeX
 %.tex: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) LaTeX $(CATALA_OPTS) \
 		--wrap \
-		LaTeX \
 		$(CURR_DIR)$<
 
 #> <target_file>.pdf			: Weaves the file to PDF (via XeLaTeX)
@@ -71,10 +65,9 @@ help : ../Makefile.common.mk
 
 #> <target_file>.html			: Weaves the file to HTML
 %.html: %.catala_$(CATALA_LANG)
-	@$(CATALA) Makefile $(CURR_DIR)$<
-	$(CATALA) \
+	@$(CATALA) Makefile $(CATALA_OPTS) $(CURR_DIR)$<
+	$(CATALA) HTML $(CATALA_OPTS) \
 	--wrap \
-	HTML \
 	$(CURR_DIR)$<
 
 %.spellok: %.catala_$(CATALA_LANG) ../whitelist.$(CATALA_LANG)