diff --git a/common.mk b/common.mk
index 92f3e3c..6578529 100644
--- a/common.mk
+++ b/common.mk
@@ -1,27 +1,27 @@
 # -*- makefile-bsdmake -*-
 INPUTS=sample.txt input.txt
-SCHEMES=chibi chicken gauche guile loko racket skint
+SCHEMES?=chibi chicken gauche guile racket sagittarius skint
 all: ${SCHEMES}
 benchmark:
 	@i=0; \
 	for scheme in ${SCHEMES}; do \
-		tput setaf $$i; \
-		printf %8s $$scheme; \
+		tput setaf $$((i%6+1)); \
+		printf %12s $$scheme; \
 		tput sgr0; \
 		: $$((i+=1)); \
 		time ${MAKE} $$scheme >/dev/null; \
 	done
-chicken: main.scm
-	csi -script main.scm ${INPUTS}
-guile: main.scm
-	guile --no-auto-compile main.scm ${INPUTS} 2>/dev/null
 chibi: main.scm
 	chibi-scheme main.scm ${INPUTS}
-racket: main.scm
-	racket -I r7rs --script main.scm ${INPUTS}
+chicken: main.scm
+	/opt/chicken/bin/csi -script main.scm ${INPUTS}
 gauche: main.scm
 	gosh main.scm ${INPUTS}
-loko: main.scm
-	loko --script main.scm ${INPUTS}
+guile: main.scm
+	guile --no-auto-compile main.scm ${INPUTS} 2>/dev/null
+racket: main.scm
+	racket -I r7rs --script main.scm ${INPUTS}
+sagittarius: main.scm
+	sagittarius --standard=7 main.scm ${INPUTS}
 skint: main.scm
 	skint --script main.scm ${INPUTS}