diff --git a/INSTALL.txt b/INSTALL.txt
index e7da5d0243..941cf9bc7e 100644
--- a/INSTALL.txt
+++ b/INSTALL.txt
@@ -82,8 +82,8 @@ in "<dir>/bin", packages in "<dir>/share/racket/pkgs", documentation
 in "<dir>/share/racket/doc", etc.
 
 On Mac OS X, `make unix-style PREFIX=<dir>' builds and installs into
-"<dir>" (whichmust be an absolute path) with binaries in "<dir>/bin",
-packges in "<dir>/share/pkgs", documentation in "<dir>/doc", etc.
+"<dir>" (which must be an absolute path) with binaries in "<dir>/bin",
+packages in "<dir>/share/pkgs", documentation in "<dir>/doc", etc.
 
 On Windows, Unix-style install is not supported.
 
@@ -196,7 +196,7 @@ libraries. See the documentation for `raco setup' for information on
 the options.
 
 For cross compilation, add configuration options to
-`CONFIGURE_ARGS_qq="..."' as descibed in the "README" of "racket/src",
+`CONFIGURE_ARGS_qq="..."' as described in the "README" of "racket/src",
 but also add a `PLAIN_RACKET=...' argument for the top-level makefile
 to specify the same executable as in an `--enable-racket=...' for
 `configure'.
@@ -212,7 +212,7 @@ If you want to install packages manually out of the "pkgs" directory,
 the `local-catalog' target creates a catalog as "racket/local/catalog"
 that merges the currently configured catalog's content with pointers
 to the packages in "pkgs". A Unix-style build works that way: it
-builds and installs minimal Racket, and then it installs packags out
+builds and installs minimal Racket, and then it installs packages out
 of a catalog that is created by `make local-catalog'.
 
 To add a package catalog that is used after the content of "pkgs" but