diff --git a/doc/lib.txt b/doc/lib.txt
index 6a8f32e071..868adde89b 100644
--- a/doc/lib.txt
+++ b/doc/lib.txt
@@ -122,7 +122,7 @@ String handling
   This module contains various string matchers for email addresses, etc.
 
 * `subexes <subexes.html>`_
-  This module implements advanted string substitution operations.
+  This module implements advanced string substitution operations.
 
 
 Generic Operating System Services
diff --git a/doc/subexes.txt b/doc/subexes.txt
index f43983e090..54304f0333 100644
--- a/doc/subexes.txt
+++ b/doc/subexes.txt
@@ -1,7 +1,7 @@
 Substitution Expressions (subex)
 ================================
 
-A *subex* (*Substitution Expression*) represents an advanted string
+A *subex* (*Substitution Expression*) represents an advanced string
 substitution. In contrast to a `regex`:idx: which deals with string analysis, a
 *subex* deals with string synthesis.
 
diff --git a/lib/pure/basic2d.nim b/lib/pure/basic2d.nim
index ad8f8653dc..7d74424fae 100644
--- a/lib/pure/basic2d.nim
+++ b/lib/pure/basic2d.nim
@@ -18,6 +18,8 @@ import strutils
 ##
 ## Quick start example:
 ##
+## .. code-block:: nim
+##
 ##   # Create a matrix which first rotates, then scales and at last translates
 ##
 ##   var m:Matrix2d=rotate(DEG90) & scale(2.0) & move(100.0,200.0)
@@ -93,11 +95,11 @@ let
   IDMATRIX*:Matrix2d=matrix2d(1.0,0.0,0.0,1.0,0.0,0.0)
     ## Quick access to an identity matrix
   ORIGO*:Point2d=point2d(0.0,0.0)
-    ## Quick acces to point (0,0)
+    ## Quick access to point (0,0)
   XAXIS*:Vector2d=vector2d(1.0,0.0)
-    ## Quick acces to an 2d x-axis unit vector
+    ## Quick access to an 2d x-axis unit vector
   YAXIS*:Vector2d=vector2d(0.0,1.0)
-    ## Quick acces to an 2d y-axis unit vector
+    ## Quick access to an 2d y-axis unit vector
 
 
 # ***************************************
diff --git a/lib/pure/basic3d.nim b/lib/pure/basic3d.nim
index 7fea54d580..424c191f8b 100644
--- a/lib/pure/basic3d.nim
+++ b/lib/pure/basic3d.nim
@@ -23,6 +23,8 @@ import times
 ##
 ## Quick start example:
 ##
+## .. code-block:: nim
+##
 ##   # Create a matrix which first rotates, then scales and at last translates
 ##
 ##   var m:Matrix3d=rotate(PI,vector3d(1,1,2.5)) & scale(2.0) & move(100.0,200.0,300.0)