diff --git a/doc/da65.sgml b/doc/da65.sgml
index 113eb6f97..94fbfbd29 100644
--- a/doc/da65.sgml
+++ b/doc/da65.sgml
@@ -255,7 +255,7 @@ disassembler may be told to recognize either the 65SC02 or 65C02 CPUs. The
 latter understands the same opcodes as the former, plus 16 additional bit
 manipulation and bit test-and-branch commands. Using 6502x as CPU the illegal
 opcodes of 6502 CPU are detected and displayed. 6502dtv setting recognizes the
-emulated CPU instructons of the C64DTV device.
+emulated CPU instructions of the C64DTV device.
 
 
 When disassembling 4510 code, due to handling of 16-bit wide branches, da65
diff --git a/doc/funcref.sgml b/doc/funcref.sgml
index f2dd02efc..bc2424272 100644
--- a/doc/funcref.sgml
+++ b/doc/funcref.sgml
@@ -2436,7 +2436,7 @@ the address must first be ORed with $60.
 <tag/Availability/cc65
 <tag/See also/
 <ref id="cbm_k_listen" name="cbm_k_listen">
-<tag/Exampe/None.
+<tag/Example/None.
 </descrip>
 </quote>
 
@@ -7315,7 +7315,7 @@ if (stat (FILENAME, &amp;stbuf) == 0) {
 <tag/Function/Get filesystem statistics.
 <tag/Header/<tt/<ref id="sys/statvfs.h" name="sys/statvfs.h">/
 <tag/Declaration/<tt/int __fastcall__ statvfs (const char* pathname, struct statvfs* buf);/
-<tag/Description/<tt/statvfs/ gets information for the filesytem on which the given file
+<tag/Description/<tt/statvfs/ gets information for the filesystem on which the given file
 resides. On success,
 zero is returned. On error, -1 is returned and <tt/errno/ is set to an error
 code describing the reason for the failure.
diff --git a/doc/tgi.sgml b/doc/tgi.sgml
index 29acd8ce6..3b013664f 100644
--- a/doc/tgi.sgml
+++ b/doc/tgi.sgml
@@ -477,10 +477,10 @@ be used in presence of a prototype.
 
 <quote>
 <descrip>
-<tag/Function/Get number of horisontal pixels on the screen.
+<tag/Function/Get number of horizontal pixels on the screen.
 <tag/Header/<tt/<ref id="tgi.h" name="tgi.h">/
 <tag/Declaration/<tt/unsigned tgi_getxres (void);/
-<tag/Description/Get number of horisontal pixels on the screen.
+<tag/Description/Get number of horizontal pixels on the screen.
 This is same as tgi_maxx()+1.
 <tag/Availability/cc65
 <tag/See also/Other tgi functions.