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-rwxr-xr-xinclude/asterisk/channel.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/asterisk/channel.h b/include/asterisk/channel.h
index 4e6328754..fa1e3395b 100755
--- a/include/asterisk/channel.h
+++ b/include/asterisk/channel.h
@@ -722,7 +722,7 @@ int ast_set_write_format(struct ast_channel *chan, int format);
* Write text to a display on a channel
* Returns 0 on success, -1 on failure
*/
-int ast_sendtext(struct ast_channel *chan, char *text);
+int ast_sendtext(struct ast_channel *chan, const char *text);
/*! Receives a text character from a channel */
/*!