diff --git a/debug.go b/debug.go
index 2596d969..4fd23fa1 100644
--- a/debug.go
+++ b/debug.go
@@ -13,6 +13,8 @@ import (
 	"strings"
 )
 
+const ginSupportMinGoVer = 6
+
 // IsDebugging returns true if the framework is running in debug mode.
 // Use SetMode(gin.ReleaseMode) to disable debug mode.
 func IsDebugging() bool {
@@ -62,7 +64,7 @@ func getMinVer(v string) (uint64, error) {
 }
 
 func debugPrintWARNINGDefault() {
-	if v, e := getMinVer(runtime.Version()); e == nil && v <= 6 {
+	if v, e := getMinVer(runtime.Version()); e == nil && v <= ginSupportMinGoVer {
 		debugPrint(`[WARNING] Now Gin requires Go 1.6 or later and Go 1.7 will be required soon.
 
 `)
diff --git a/debug_test.go b/debug_test.go
index 4b5695b3..c8a010ff 100644
--- a/debug_test.go
+++ b/debug_test.go
@@ -91,7 +91,7 @@ func TestDebugPrintWARNINGDefault(t *testing.T) {
 	})
 	m, e := getMinVer(runtime.Version())
 	assert.Nil(t, e)
-	if m <= 6 {
+	if m <= ginSupportMinGoVer {
 		assert.Equal(t, "[GIN-debug] [WARNING] Now Gin requires Go 1.6 or later and Go 1.7 will be required soon.\n\n[GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.\n\n", re)
 	} else {
 		assert.Equal(t, "[GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.\n\n", re)