diff --git a/encode_test.go b/encode_test.go
index 9ca4404..74388b9 100644
--- a/encode_test.go
+++ b/encode_test.go
@@ -338,6 +338,11 @@ func TestEncoder(t *testing.T) {
 			map[string]string{"a": " b "},
 			nil,
 		},
+		{
+			"a: \"`b` c\"\n",
+			map[string]string{"a": "`b` c"},
+			nil,
+		},
 		{
 			"a: 100.5\n",
 			map[string]interface{}{
diff --git a/token/token.go b/token/token.go
index c86caab..14d7622 100644
--- a/token/token.go
+++ b/token/token.go
@@ -623,7 +623,7 @@ func IsNeedQuoted(value string) bool {
 	}
 	first := value[0]
 	switch first {
-	case '*', '&', '[', '{', '}', ']', ',', '!', '|', '>', '%', '\'', '"', '@', ' ':
+	case '*', '&', '[', '{', '}', ']', ',', '!', '|', '>', '%', '\'', '"', '@', ' ', '`':
 		return true
 	}
 	last := value[len(value)-1]