diff --git a/man/gbz80.7 b/man/gbz80.7
index 9586faeb..dd6f778e 100644
--- a/man/gbz80.7
+++ b/man/gbz80.7
@@ -5,9 +5,9 @@
 .Os
 .Sh NAME
 .Nm gbz80
-.Nd CPU opcode reference
+.Nd Game Boy CPU instruction reference
 .Sh DESCRIPTION
-This is the list of opcodes supported by
+This is the list of instructions supported by
 .Xr rgbasm 1 ,
 including a short description, the number of bytes needed to encode them and the number of CPU cycles at 1MHz (or 2MHz in GBC double speed mode) needed to complete them.
 .Pp