diff --git a/doc/manual_right_en.html b/doc/manual_right_en.html
index 55dae68..70baf9e 100644
--- a/doc/manual_right_en.html
+++ b/doc/manual_right_en.html
@@ -18,7 +18,7 @@
   <body bgcolor="CCFFCC">
 
     <center><h1>Manual for FermiSurfer</h1></center>
-    <center><h2>Version 1.7</h2></center>
+    <center><h2>Version 1.7.1</h2></center>
     <center><h2>Mitsuaki Kawamura</h2></center>
 
     <hr>
diff --git a/doc/manual_right_ja.html b/doc/manual_right_ja.html
index 8571a53..a409bf1 100644
--- a/doc/manual_right_ja.html
+++ b/doc/manual_right_ja.html
@@ -18,7 +18,7 @@
   <body bgcolor="CCFFCC">
 
     <center><h1>FermiSurferマニュアル</h1></center>
-    <center><h2>バージョン1.7</h2></center>
+    <center><h2>バージョン1.7.1</h2></center>
     <center><h2>河村光晶</h2></center>
 
     <hr><a name="hajimeni"><h1>1, はじめに</h1></a>
diff --git a/src/Makefile b/src/Makefile
index 64ee3fb..b4384a7 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,24 +1,24 @@
-
-CC = gcc
-
-CFLAGS=-O3 -lglut -lGLU -lGL -lm -g
-# for mac
-#CFLAGS=-D MAC -O3 -framework OpenGL -framework GLUT -lm
-
-all:fermisurfer bxsf2frmsf
-
-fermisurfer:fermisurfer.c
-	$(CC) $< $(CFLAGS) -o $@
-
-bxsf2frmsf:bxsf2frmsf.c
-	$(CC) $< $(CFLAGS) -o $@
-
-install:
-	sudo cp fermisurfer /usr/local/bin/fermisurfer
-
-uninstall:
-	sudo rm /usr/local/bin/fermisurfer
-
-clean:
-	rm -rf fermisurfer bxsf2frmsf
-
+
+CC = gcc
+
+CFLAGS=-O3 -lglut -lGLU -lGL -lm -g
+# for mac
+#CFLAGS=-D MAC -O3 -framework OpenGL -framework GLUT -lm
+
+all:fermisurfer bxsf2frmsf
+
+fermisurfer:fermisurfer.c
+	$(CC) $< $(CFLAGS) -o $@
+
+bxsf2frmsf:bxsf2frmsf.c
+	$(CC) $< $(CFLAGS) -o $@
+
+install:
+	sudo cp fermisurfer /usr/local/bin/fermisurfer
+
+uninstall:
+	sudo rm /usr/local/bin/fermisurfer
+
+clean:
+	rm -rf fermisurfer bxsf2frmsf
+
