fix typo

diff --git a/UPGRADING.INTERNALS b/UPGRADING.INTERNALS
index 13bfb9f8f2e2b33b38183363033fdb35dad97bcc..aeff21f9b4762b94347c87c7f1e0c1c71ca4ab68 100644 (file)
--- a/UPGRADING.INTERNALS
+++ b/UPGRADING.INTERNALS
@@ -21,7 +21,7 @@ PHP 7.1 INTERNALS UPGRADE NOTES
     - PHPAPI void php_stat(const char *filename, size_t filename_length, int type, zval *return_value);
 
   b. php_win32_get_random_bytes()
-    The iternal randomness source on Windows switched to use CNG API.
+    The internal randomness source on Windows switched to use CNG API.
 
 
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