diff --git a/CHANGES b/CHANGES
index dec64d31..10def483 100644
--- a/CHANGES
+++ b/CHANGES
@@ -6,6 +6,7 @@ What's New for OpenJPEG
 + : added
 
 October 07, 2011
+* [mickael] WIP: correct mistake in text output inside set_decoded_area function (credit to Winfried)
 + [mickael] WIP: update jp2 dump functions with the new V2 framework
 + [mickael] WIP: update output filename of conformance dump test to be compatible with new baseline
 * [mickael] WIP: correct wrong input in dump_codec function and add missing return value
diff --git a/libopenjpeg/j2k.c b/libopenjpeg/j2k.c
index 6d5b24e8..bc611609 100644
--- a/libopenjpeg/j2k.c
+++ b/libopenjpeg/j2k.c
@@ -6088,7 +6088,7 @@ opj_bool j2k_set_decode_area(	opj_j2k_v2_t *p_j2k,
 	if (p_end_y < l_cp->ty0) {
 		opj_event_msg_v2(p_manager, EVT_ERROR,
 			"Right position of the decoded area (ROI_y1=%d) is outside the tile area (YTOsiz=%d).\n",
-			p_end_x, l_cp->ty0);
+			p_end_y, l_cp->ty0);
 		return OPJ_FALSE;
 	}
 	if (p_end_y > l_cp->ty0 + l_cp->th * l_cp->tdy){