diff --git a/README.md b/README.md
index ba46651250cff584ba1b18cb8d923121f782cecc..eccee187fad078f8e10dbb4f61208e6eb4c972c0 100644
--- a/README.md
+++ b/README.md
@@ -158,7 +158,7 @@ When you update ASDF, via e.g. `git pull` or a branch switch, you may have to up
 
     make build-asdf-tools
 
-The reason this is not done automatically everytime is because
+The reason this is not done automatically every time is because
 building it depends on a working ASDF;
 but when you're modifying ASDF and testing it, you cannot rely on a working ASDF:
 indeed, a developer may not only make mistakes, but may deliberately
diff --git a/doc/Changelog b/doc/Changelog
index fc4a490f77a859d431320444f967e0247de49493..77470cf0a1cd4d33832b7507ef950bd52d995ec2 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1255,7 +1255,7 @@ cl-asdf (1.89-1) unstable; urgency=low
   * Improve duplicate names test: use equal instead of equalp.
     From a comment from Faré.
   * Remove CVS cruft
-  * Seperate CVS version of asdf.lisp from version of package. The tag
+  * Separate CVS version of asdf.lisp from version of package. The tag
     is not the version of the package
 
  -- Peter Van Eynde <pvaneynd@debian.org>  Thu, 22 Sep 2005 12:52:31 +0200
diff --git a/doc/asdf.texinfo b/doc/asdf.texinfo
index db8218c87b7a059dab51eb5258214566cc58a892..e9e335af6f55ccd6917bc17241a42a218826a5b4 100644
--- a/doc/asdf.texinfo
+++ b/doc/asdf.texinfo
@@ -3053,7 +3053,7 @@ the default @code{defsystem} macro takes a @code{:class} keyword argument.
 New component types are defined by subclassing one of the existing
 component classes and specializing methods on the new component class.
 
-@c FIXME: this should perhaps be explained more throughly,
+@c FIXME: this should perhaps be explained more thoroughly,
 @c not only by example ...
 
 As an example, suppose we have some implementation-dependent
diff --git a/test/ecl-make-image/readme.lisp b/test/ecl-make-image/readme.lisp
index 01a0d4a8bc1ff1051f56b307694d06d42413547d..ab14f7a20659c31b7a1c5d4cfc210204c7ce8817 100644
--- a/test/ecl-make-image/readme.lisp
+++ b/test/ecl-make-image/readme.lisp
@@ -59,7 +59,7 @@
                  :ld-flags
                  (list (namestring (compile-file-pathname "hello_aux.c" :type :object))))
 
-;; This doesnt seem to work
+;; This doesn't seem to work
 ;; (asdf:operate 'asdf:program-op :hellow
 ;;               :ld-flags
 ;;               (list (namestring (compile-file-pathname "hello_aux.c" :type :object))))