diff --git a/ChangeLog b/ChangeLog
index 0b61da776..862e31e92 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1882,7 +1882,7 @@
 
 2016-09-07  Alexei Podtelezhnikov  <apodtele@gmail.com>
 
-	* src/smooth/ftgrays.c (gray_hline): Microptimize.
+	* src/smooth/ftgrays.c (gray_hline): Micro-optimize.
 
 2016-09-06  Alexei Podtelezhnikov  <apodtele@gmail.com>
 
@@ -2058,7 +2058,7 @@
 	[smooth] Simplify span rendering more.
 
 	It turns out that there is significant cost associated with `FT_Span'
-	creation and calls to `gray_render_span' because it happerns so
+	creation and calls to `gray_render_span' because it happens so
 	frequently. This removes these steps from our internal use but leaves
 	it alone for `FT_RASTER_FLAG_DIRECT" to preserve API. The speed gain
 	is about 5%.
diff --git a/builds/windows/vc2010/index.html b/builds/windows/vc2010/index.html
index 2b47a0092..8e465913a 100644
--- a/builds/windows/vc2010/index.html
+++ b/builds/windows/vc2010/index.html
@@ -39,7 +39,7 @@ around, which specifically deal with this particular problem.
 directory.</p>
 
 <p>Customization of the FreeType library is done by editing the
-<tt>ftoptions.h</tt> header file in the top-level <tt>devel</tt> path.
+<tt>ftoption.h</tt> header file in the top-level <tt>devel</tt> path.
 Alternatively, you may copy the file to another directory and change the
 include directory in <tt>freetype.users.props</tt>.</p>
 
diff --git a/docs/DEBUG b/docs/DEBUG
index 89e56ddc9..e5e9390c7 100644
--- a/docs/DEBUG
+++ b/docs/DEBUG
@@ -6,7 +6,7 @@ I. Configuration macros
 
 There are  several ways to enable  debugging features in a  FreeType 2
 builds.  This is  controlled through the definition  of special macros
-located in the file `ftoptions.h'.  The macros are:
+located in the file `ftoption.h'.  The macros are:
 
 
   FT_DEBUG_LEVEL_ERROR
diff --git a/src/gxvalid/README b/src/gxvalid/README
index 57bada27b..7201459aa 100644
--- a/src/gxvalid/README
+++ b/src/gxvalid/README
@@ -413,7 +413,7 @@ gxvalid: TrueType GX validator
       format  assured for  Windows  and OS/2  support  is only  subtable
       format  0.  The  Microsoft TrueType  specification  also describes
       subtable format  2, but does  not mention which  platforms support
-      it.  Aubtable formats 1, 3,  and higher are documented as reserved
+      it.  Subtable formats 1, 3,  and higher are documented as reserved
       for future use.  Therefore, the classic version can store subtable
       formats 0 and 2, at least.  `ttfdump.exe', a font tool provided by
       Microsoft,  ignores the  subtable format  written in  the subtable