diff --git a/manuals/manpage.6 b/manuals/manpage.6
index daa221e0..07f88c95 100644
--- a/manuals/manpage.6
+++ b/manuals/manpage.6
@@ -74,7 +74,7 @@ of how many blank lines you want. Naturally this takes effect if the output is n
 than the screen.
 .TP
 .B PONYSAY_FULL_WIDTH
-You can export \fIPONYSAY_FULL_WIDTH\fP with the value \fIno\fP, \fIn\fP or \fI0\fP, if you
+You can export \fIPONYSAY_FULL_WIDTH\fP with the value \fIyes\fP, \fIy\fP or \fI1\fP, if you
 do not want the output to be truncated on the width to fit the terminal.
 .TP
 .B PONYSAY_TRUNCATE_HEIGHT
diff --git a/manuals/manpage.es.6 b/manuals/manpage.es.6
index 6e14d116..59e0ead9 100644
--- a/manuals/manpage.es.6
+++ b/manuals/manpage.es.6
@@ -77,7 +77,7 @@ el valor de cuantas líneas blancas desea. Naturalmente esto solo tomará efecto
 larga que la pantalla.
 .TP
 .B PONYSAY_FULL_WIDTH
-Puede exportar \fIPONYSAY_FULL_WIDTH\fP con el valor \fIno\fP, \fIn\fP o \fI0\fP, si usted
+Puede exportar \fIPONYSAY_FULL_WIDTH\fP con el valor \fIyes\fP, \fIy\fP o \fI1\fP, si usted
 no desea que la salida sea truncada para que calce en la terminal.
 .TP
 .B PONYSAY_TRUNCATE_HEIGHT
diff --git a/ponysay b/ponysay
index 2d2a3218..04ab745f 100755
--- a/ponysay
+++ b/ponysay
@@ -194,7 +194,7 @@ say() {
     
     function wtrunc
     {
-	if [ "$PONYSAY_FULL_WIDTH" = 'no' ] || [ "$PONYSAY_FULL_WIDTH" = 'n' ] || [ "$PONYSAY_FULL_WIDTH" = '0' ]; then
+	if [ "$PONYSAY_FULL_WIDTH" = 'yes' ] || [ "$PONYSAY_FULL_WIDTH" = 'y' ] || [ "$PONYSAY_FULL_WIDTH" = '1' ]; then
 	    cat
 	else
 	    WIDTH=`(stty size <&2 || echo 0 0) | cut -d ' ' -f 2`