diff --git a/lib/drops/validator.ex b/lib/drops/validator.ex
index b9609e3..ecc31d3 100644
--- a/lib/drops/validator.ex
+++ b/lib/drops/validator.ex
@@ -81,7 +81,7 @@ defmodule Drops.Validator do
 
             errors = Enum.reject(result, &is_ok/1)
 
-            if length(errors) == 0,
+            if Enum.empty?(errors),
               do: {:ok, {path, result}},
               else: {:error, errors}
 
diff --git a/lib/drops/validator/messages/error.ex b/lib/drops/validator/messages/error.ex
index 1e0b460..dc87da6 100644
--- a/lib/drops/validator/messages/error.ex
+++ b/lib/drops/validator/messages/error.ex
@@ -105,7 +105,7 @@ defmodule Drops.Validator.Messages.Error do
     defstruct [:text, path: []]
 
     defimpl String.Chars, for: Error.Rule do
-      def to_string(%Error.Rule{text: text, path: path}) when length(path) == 0 do
+      def to_string(%Error.Rule{text: text, path: path}) when Enum.empty?(path) do
         text
       end