diff --git a/runner/runner.go b/runner/runner.go
index bada4df..0b5bafc 100644
--- a/runner/runner.go
+++ b/runner/runner.go
@@ -34,8 +34,8 @@ func (r *Runner) Run() error {
 		return fmt.Errorf("error getting current go version: %s", e)
 	}
 	for _, m := range ms {
-		fmt.Println(fmt.Sprintf("%s%s", m.RootPath, m.BinaryPath))
-		fv, e := getVersionOfFile(fmt.Sprintf("%s%s", m.RootPath, m.BinaryPath))
+		fmt.Println(fmt.Sprintf("%s/%s", m.RootPath, m.BinaryPath))
+		fv, e := getVersionOfFile(fmt.Sprintf("%s/%s", m.RootPath, m.BinaryPath))
 		if e != nil {
 			return fmt.Errorf("error getting version of file: %s", e)
 		}