diff --git a/src/ArduinoJson/Deserialization/Reader.hpp b/src/ArduinoJson/Deserialization/Reader.hpp
index fed87b34..e728047c 100644
--- a/src/ArduinoJson/Deserialization/Reader.hpp
+++ b/src/ArduinoJson/Deserialization/Reader.hpp
@@ -11,7 +11,7 @@
 
 ARDUINOJSON_BEGIN_PRIVATE_NAMESPACE
 
-// The default reader is a simple wrapper for Readers that are not copiable
+// The default reader is a simple wrapper for Readers that are not copyable
 template <typename TSource, typename Enable = void>
 struct Reader {
  public:
diff --git a/src/ArduinoJson/Serialization/Writer.hpp b/src/ArduinoJson/Serialization/Writer.hpp
index e35d7e91..caea19f1 100644
--- a/src/ArduinoJson/Serialization/Writer.hpp
+++ b/src/ArduinoJson/Serialization/Writer.hpp
@@ -8,7 +8,7 @@
 
 ARDUINOJSON_BEGIN_PRIVATE_NAMESPACE
 
-// The default writer is a simple wrapper for Writers that are not copiable
+// The default writer is a simple wrapper for Writers that are not copyable
 template <typename TDestination, typename Enable = void>
 class Writer {
  public: