diff --git a/source/core/files.cpp b/source/core/files.cpp
index e71ab67..42cdd54 100644
--- a/source/core/files.cpp
+++ b/source/core/files.cpp
@@ -29,6 +29,8 @@ export namespace core {
 
 		/**
 		 * Returns the base pointer of the path name.
+		 *
+		 * *Note*: the returned buffer pointer is guaranteed to end with a zero terminator.
 		 */
 		char const * begin() const {
 			return reinterpret_cast<char const *>(this->buffer);