--- xoscope-2.0/acconfig.h
+++ xoscope-2.0/acconfig.h
@@ -61,7 +61,7 @@
    interactive response time as the X server becomes too busy */
 
 /* bourne shell command for X11 Help ("man -Tutf8 xoscope 2>&1") */
-#define HELPCOMMAND	"man -Tutf8 xoscope 2>&1"
+#define HELPCOMMAND	"man xoscope 2>&1"
 
 /* default file name ("oscope.dat") */
 #define FILENAME	"oscope.dat"