diff --git a/Makefile b/Makefile
index c721a6d..f8f61e5 100644
--- a/Makefile
+++ b/Makefile
@@ -33,43 +33,36 @@ RESET    = "\e[0m"
 D_QUINES  = ./1_Colleen \
 						./2_Grace
 
+RULE      = all
+
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
 #             .   target: prerequisites   .   $@ : target             #
 #    RULES    .           recipe          .   $< : 1st prerequisite   #
 #             .           recipe          .   $^ : all prerequisites  #
 # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - #
 
-all: $(D_QUINES)
-	@for dir in $^; do \
-		echo $(B_GREEN)"compile $$dir"$(RESET); \
-		$(MAKE) -C $$dir; \
-	done
+all:
+	@$(MAKE) RULE=$@ loop
 
-diff: $(D_QUINES)
-	@for dir in $^; do \
-		echo $(B_CYAN)"diff $$dir"$(RESET); \
-		$(MAKE) diff -C $$dir; \
-	done
+diff:
+	@$(MAKE) RULE=$@ loop
 
-leaks: $(D_QUINES)
-	@for dir in $^; do \
-		echo $(B_YELLOW)"leaks $$dir"$(RESET); \
-		$(MAKE) leaks -C $$dir; \
-	done
+leaks:
+	@$(MAKE) RULE=$@ loop
 
-clean: $(D_QUINES)
-	@for dir in $^; do \
-		echo $(B_YELLOW)"clean $$dir"$(RESET); \
-		$(MAKE) clean -C $$dir; \
-	done
+clean:
+	@$(MAKE) RULE=$@ loop
 
-fclean: $(D_QUINES)
+fclean:
+	@$(MAKE) RULE=$@ loop
+
+loop: $(D_QUINES)
 	@for dir in $^; do \
-		echo $(B_PURPLE)"fclean $$dir"$(RESET); \
-		$(MAKE) fclean -C $$dir; \
+		echo $(B_GREEN)"$(RULE) $$dir"$(RESET); \
+		$(MAKE) $(RULE) -C $$dir; \
 	done
 
 re: fclean all
 
-.PHONY : all clean fclean re
+.PHONY : all clean fclean re loop