diff --git a/cli/main.go b/cli/main.go
index 278d134..58b17c1 100644
--- a/cli/main.go
+++ b/cli/main.go
@@ -5,7 +5,6 @@ import (
 	"fmt"
 	"os"
 	"os/signal"
-	"path/filepath"
 	"strconv"
 	"syscall"
 	"time"
@@ -70,7 +69,7 @@ Commands:
 
 	// translate -path into -source if given
 	if *sourcePtr == "" && *pathPtr != "" {
-		*sourcePtr = fmt.Sprintf("file://%v", filepath.Clean(*pathPtr))
+		*sourcePtr = fmt.Sprintf("file://%v", *pathPtr)
 	}
 
 	// initialize migrate
diff --git a/database/mysql/mysql.go b/database/mysql/mysql.go
index 201da6e..b87a276 100644
--- a/database/mysql/mysql.go
+++ b/database/mysql/mysql.go
@@ -291,15 +291,13 @@ func (m *Mysql) Drop() error {
 
 func (m *Mysql) ensureVersionTable() error {
 	// check if migration table exists
-	var count int
-	query := `SHOW TABLES WHERE ?`
-	if err := m.db.QueryRow(query, m.config.MigrationsTable).Scan(&count); err != nil {
+	var result string
+	query := `SHOW TABLES LIKE "` + m.config.MigrationsTable + `"`
+	if err := m.db.QueryRow(query).Scan(&result); err != nil {
 		if err != sql.ErrNoRows {
 			return &database.Error{OrigErr: err, Query: []byte(query)}
 		}
-	}
-
-	if count == 1 {
+	} else {
 		return nil
 	}
 
diff --git a/database/mysql/mysql_test.go b/database/mysql/mysql_test.go
index d9262dd..3eb22ef 100644
--- a/database/mysql/mysql_test.go
+++ b/database/mysql/mysql_test.go
@@ -47,5 +47,14 @@ func Test(t *testing.T) {
 				t.Fatalf("%v", err)
 			}
 			dt.Test(t, d, []byte("SELECT 1"))
+
+			// check ensureVersionTable
+			if err := d.(*Mysql).ensureVersionTable(); err != nil {
+				t.Fatal(err)
+			}
+			// check again
+			if err := d.(*Mysql).ensureVersionTable(); err != nil {
+				t.Fatal(err)
+			}
 		})
 }