diff --git a/Makefile b/Makefile
index 20184ba..0b257fd 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@ EXEC=gh-md-toc
 BUILD_DIR=build
 BUILD_OS="windows darwin freebsd linux"
 BUILD_ARCH="amd64 386"
-GOVER=1.5.3
+GOVER=1.6.2
 ENVNAME=github-toc${GOVER}
 
 env-init:
diff --git a/main.go b/main.go
index 6545fda..c66ff77 100644
--- a/main.go
+++ b/main.go
@@ -17,7 +17,7 @@ import (
 )
 
 var (
-	version    = "0.5.0"
+	version    = "0.6.0"
 	user_agent = fmt.Sprint("github-markdown-toc.go v", version)
 )