diff --git a/go.mod b/go.mod
index 8534260..37b409d 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
-module github.com/k1574/goblin
+module github.com/surdeus/goblin
 
 go 1.18
 
-require github.com/k1574/gomtool v0.0.0-20220616060224-023d1559d777 // indirect
+require github.com/surdeus/gomtool v0.0.0-20220806023210-bb1d6be89aa1 // indirect
diff --git a/go.sum b/go.sum
index 47d9856..acee12a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,2 +1,4 @@
 github.com/k1574/gomtool v0.0.0-20220616060224-023d1559d777 h1:r4Wm40GwE7GNC3VbIwVGtD8dPDw5NDsI5xlpcYF5Nv4=
 github.com/k1574/gomtool v0.0.0-20220616060224-023d1559d777/go.mod h1:XT2+xWYiSEE6eX/nBgE6UnfIrBfijwPfv4fNJSVD+SA=
+github.com/surdeus/gomtool v0.0.0-20220806023210-bb1d6be89aa1 h1:eTeqQV207H2ho0QFMxgxI75oT8E69aExmX6f6oltl9Y=
+github.com/surdeus/gomtool v0.0.0-20220806023210-bb1d6be89aa1/go.mod h1:48d4QXOu0MwH0fbqseBInNdS6WiJ0+EzZU9K5sGu4uo=
diff --git a/m/cmd/goblin/main.go b/m/cmd/goblin/main.go
deleted file mode 100644
index d165d5e..0000000
--- a/m/cmd/goblin/main.go
+++ /dev/null
@@ -1,54 +0,0 @@
-package main
-
-import(
-	"github.com/k1574/gomtool/m/multitool"
-	"github.com/k1574/goblin/m/tool/cat"
-	"github.com/k1574/goblin/m/tool/echo"
-	"github.com/k1574/goblin/m/tool/mkdir"
-	"github.com/k1574/goblin/m/tool/gtrue"
-	"github.com/k1574/goblin/m/tool/gfalse"
-	"github.com/k1574/goblin/m/tool/sort"
-	"github.com/k1574/goblin/m/tool/tac"
-	"github.com/k1574/goblin/m/tool/ls"
-	"github.com/k1574/goblin/m/tool/yes"
-	"github.com/k1574/goblin/m/tool/date"
-	"github.com/k1574/goblin/m/tool/uniq"
-	"github.com/k1574/goblin/m/tool/quote"
-	"github.com/k1574/goblin/m/tool/urlprs"
-	"github.com/k1574/goblin/m/tool/noext"
-	"github.com/k1574/goblin/m/tool/mergelbl"
-	"github.com/k1574/goblin/m/tool/basename"
-	"github.com/k1574/goblin/m/tool/ec"
-	"github.com/k1574/goblin/m/tool/read"
-	"github.com/k1574/goblin/m/tool/wc"
-	"github.com/k1574/goblin/m/tool/ftest"
-	"github.com/k1574/goblin/m/tool/grange"
-)
-
-func main() {
-	tools :=  multitool.Tools {
-		"basename" : basename.Run,
-		"cat": cat.Run,
-		"mkdir" : mkdir.Run,
-		"echo" : echo.Run,
-		"true" : gtrue.Run,
-		"false" : gfalse.Run,
-		"sort" : sort.Run,
-		"tac" : tac.Run,
-		"ls" : ls.Run,
-		"yes" : yes.Run,
-		"date" : date.Run,
-		"uniq" : uniq.Run,
-		"quote" : quote.Run,
-		"urlprs" : urlprs.Run,
-		"noext" : noext.Run,
-		"mergelbl" : mergelbl.Run,
-		"ec" : ec.Run,
-		"read" : read.Run,
-		"wc" : wc.Run,
-		"ftest" : ftest.Run,
-		"range" : grange.Run,
-	}
-
-	multitool.Main("goblin", tools)
-}
diff --git a/src/cmd/goblin/main.go b/src/cmd/goblin/main.go
new file mode 100644
index 0000000..4a7f1f1
--- /dev/null
+++ b/src/cmd/goblin/main.go
@@ -0,0 +1,54 @@
+package main
+
+import(
+	"github.com/surdeus/gomtool/src/multitool"
+	"github.com/surdeus/goblin/src/tool/cat"
+	"github.com/surdeus/goblin/src/tool/echo"
+	"github.com/surdeus/goblin/src/tool/mkdir"
+	"github.com/surdeus/goblin/src/tool/gtrue"
+	"github.com/surdeus/goblin/src/tool/gfalse"
+	"github.com/surdeus/goblin/src/tool/sort"
+	"github.com/surdeus/goblin/src/tool/tac"
+	"github.com/surdeus/goblin/src/tool/ls"
+	"github.com/surdeus/goblin/src/tool/yes"
+	"github.com/surdeus/goblin/src/tool/date"
+	"github.com/surdeus/goblin/src/tool/uniq"
+	"github.com/surdeus/goblin/src/tool/quote"
+	"github.com/surdeus/goblin/src/tool/urlprs"
+	"github.com/surdeus/goblin/src/tool/noext"
+	"github.com/surdeus/goblin/src/tool/mergelbl"
+	"github.com/surdeus/goblin/src/tool/basename"
+	"github.com/surdeus/goblin/src/tool/ec"
+	"github.com/surdeus/goblin/src/tool/read"
+	"github.com/surdeus/goblin/src/tool/wc"
+	"github.com/surdeus/goblin/src/tool/ftest"
+	"github.com/surdeus/goblin/src/tool/grange"
+)
+
+func main() {
+	tools :=  multitool.Tools {
+		"basename" : basename.Run,
+		"cat": cat.Run,
+		"mkdir" : mkdir.Run,
+		"echo" : echo.Run,
+		"true" : gtrue.Run,
+		"false" : gfalse.Run,
+		"sort" : sort.Run,
+		"tac" : tac.Run,
+		"ls" : ls.Run,
+		"yes" : yes.Run,
+		"date" : date.Run,
+		"uniq" : uniq.Run,
+		"quote" : quote.Run,
+		"urlprs" : urlprs.Run,
+		"noext" : noext.Run,
+		"mergelbl" : mergelbl.Run,
+		"ec" : ec.Run,
+		"read" : read.Run,
+		"wc" : wc.Run,
+		"ftest" : ftest.Run,
+		"range" : grange.Run,
+	}
+
+	multitool.Main("goblin", tools)
+}
diff --git a/m/input/read.go b/src/input/read.go
similarity index 100%
rename from m/input/read.go
rename to src/input/read.go
diff --git a/m/tool/basename/run.go b/src/tool/basename/run.go
similarity index 100%
rename from m/tool/basename/run.go
rename to src/tool/basename/run.go
diff --git a/m/tool/cat/cat.go b/src/tool/cat/cat.go
similarity index 100%
rename from m/tool/cat/cat.go
rename to src/tool/cat/cat.go
diff --git a/m/tool/date/date.go b/src/tool/date/date.go
similarity index 100%
rename from m/tool/date/date.go
rename to src/tool/date/date.go
diff --git a/m/tool/ec/run.go b/src/tool/ec/run.go
similarity index 100%
rename from m/tool/ec/run.go
rename to src/tool/ec/run.go
diff --git a/m/tool/echo/echo.go b/src/tool/echo/echo.go
similarity index 100%
rename from m/tool/echo/echo.go
rename to src/tool/echo/echo.go
diff --git a/m/tool/ftest/main.go b/src/tool/ftest/main.go
similarity index 100%
rename from m/tool/ftest/main.go
rename to src/tool/ftest/main.go
diff --git a/m/tool/gfalse/false.go b/src/tool/gfalse/false.go
similarity index 100%
rename from m/tool/gfalse/false.go
rename to src/tool/gfalse/false.go
diff --git a/m/tool/grange/main.go b/src/tool/grange/main.go
similarity index 100%
rename from m/tool/grange/main.go
rename to src/tool/grange/main.go
diff --git a/m/tool/gtrue/true.go b/src/tool/gtrue/true.go
similarity index 100%
rename from m/tool/gtrue/true.go
rename to src/tool/gtrue/true.go
diff --git a/m/tool/ls/ls.go b/src/tool/ls/ls.go
similarity index 100%
rename from m/tool/ls/ls.go
rename to src/tool/ls/ls.go
diff --git a/m/tool/mergelbl/main.go b/src/tool/mergelbl/main.go
similarity index 100%
rename from m/tool/mergelbl/main.go
rename to src/tool/mergelbl/main.go
diff --git a/m/tool/mkdir/mkdir.go b/src/tool/mkdir/mkdir.go
similarity index 100%
rename from m/tool/mkdir/mkdir.go
rename to src/tool/mkdir/mkdir.go
diff --git a/m/tool/noext/noext.go b/src/tool/noext/noext.go
similarity index 100%
rename from m/tool/noext/noext.go
rename to src/tool/noext/noext.go
diff --git a/m/tool/quote/quote.go b/src/tool/quote/quote.go
similarity index 100%
rename from m/tool/quote/quote.go
rename to src/tool/quote/quote.go
diff --git a/m/tool/read/main.go b/src/tool/read/main.go
similarity index 100%
rename from m/tool/read/main.go
rename to src/tool/read/main.go
diff --git a/m/tool/sort/sort.go b/src/tool/sort/sort.go
similarity index 87%
rename from m/tool/sort/sort.go
rename to src/tool/sort/sort.go
index bc117a6..dc92c4c 100644
--- a/m/tool/sort/sort.go
+++ b/src/tool/sort/sort.go
@@ -5,7 +5,7 @@ import (
 	"os"
 	"sort"
 	"flag"
-	"github.com/k1574/goblin/m/input"
+	"github.com/surdeus/goblin/src/input"
 )
 
 func Run(args []string) {
diff --git a/m/tool/tac/tac.go b/src/tool/tac/tac.go
similarity index 100%
rename from m/tool/tac/tac.go
rename to src/tool/tac/tac.go
diff --git a/m/tool/uniq/uniq.go b/src/tool/uniq/uniq.go
similarity index 100%
rename from m/tool/uniq/uniq.go
rename to src/tool/uniq/uniq.go
diff --git a/m/tool/urlprs/urlprs.go b/src/tool/urlprs/urlprs.go
similarity index 100%
rename from m/tool/urlprs/urlprs.go
rename to src/tool/urlprs/urlprs.go
diff --git a/m/tool/wc/main.go b/src/tool/wc/main.go
similarity index 100%
rename from m/tool/wc/main.go
rename to src/tool/wc/main.go
diff --git a/m/tool/yes/yes.go b/src/tool/yes/yes.go
similarity index 96%
rename from m/tool/yes/yes.go
rename to src/tool/yes/yes.go
index 4acb2f6..9573cac 100644
--- a/m/tool/yes/yes.go
+++ b/src/tool/yes/yes.go
@@ -6,7 +6,7 @@ import(
 	"fmt"
 	"flag"
 	"strings"
-	"github.com/k1574/goblin/m/input"
+	"github.com/surdeus/goblin/src/input"
 )
 var(
 	nArg int