diff --git a/coders/png.c b/coders/png.c
index 2c2dbb16b..281415256 100644
--- a/coders/png.c
+++ b/coders/png.c
@@ -11667,7 +11667,7 @@ static MagickBooleanType WriteOnePNGImage(MngInfo *mng_info,
         else
           text[0].compression=image_info->compression == NoCompression ||
             (image_info->compression == UndefinedCompression &&
-            (text[0].text_length < 128)) ? PNG_ITXT_COMPRESSION_NONE :
+            (text[0].itxt_length < 128)) ? PNG_ITXT_COMPRESSION_NONE :
             PNG_ITXT_COMPRESSION_zTXt ;
       if (logging != MagickFalse)
         {