--- a/manpages/man1/jt65code.1.txt	2019-07-23 19:27:07.690602674 +0200
+++ b/manpages/man1/jt65code.1.txt	2019-07-23 19:27:22.098060819 +0200
@@ -31,7 +31,7 @@
 
 *jt65code*, *jt9code* and *jt4code* are utility programs that let you
 explore the conversion of user-level messages into channel symbols or
-“tone numbers.”  These programs can be useful to someone designing a
+"tone numbers."  These programs can be useful to someone designing a
 beacon generator for JT9 or JT65, or for studying behavior of the
 error-control codes for each of the protocols.