diff --git a/CHANGES b/CHANGES
index 024c050ec..973209240 100644
--- a/CHANGES
+++ b/CHANGES
@@ -4097,7 +4097,7 @@ Version 1.6.0beta20 [March 29, 2012]
   Recognize known sRGB ICC profiles while reading; prefer writing the
     iCCP profile over writing the sRGB chunk, controlled by the
     PNG_sRGB_PROFILE_CHECKS option.
-  Revised png_set_text_2() to avoid potential memory corruption.
+  Revised png_set_text_2() to avoid a potential memory corruption.
 
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