diff --git a/README.md b/README.md
index 3b2d437e..fa6159a9 100644
--- a/README.md
+++ b/README.md
@@ -414,6 +414,7 @@ any time your `HEAD` changes or a file is explicitly checked out.
 
 * [BowerInstall](lib/overcommit/hook/post_checkout/bower_install.rb)
 * [BundleInstall](lib/overcommit/hook/post_checkout/bundle_install.rb)
+* [ComposerInstall](lib/overcommit/hook/post_checkout/composer_install.rb)
 * [IndexTags](lib/overcommit/hook/post_checkout/index_tags.rb)
 * [NpmInstall](lib/overcommit/hook/post_checkout/npm_install.rb)
 * [SubmoduleStatus](lib/overcommit/hook/post_checkout/submodule_status.rb)
@@ -428,6 +429,7 @@ however, it can be used to alert the user to some issue.
 * [BowerInstall](lib/overcommit/hook/post_commit/bower_install.rb)
 * [BundleInstall](lib/overcommit/hook/post_commit/bundle_install.rb)
 * [Commitplease](lib/overcommit/hook/post_commit/commitplease.rb)
+* [ComposerInstall](lib/overcommit/hook/post_commit/composer_install.rb)
 * [GitGuilt](lib/overcommit/hook/post_commit/git_guilt.rb)
 * [IndexTags](lib/overcommit/hook/post_commit/index_tags.rb)
 * [NpmInstall](lib/overcommit/hook/post_commit/npm_install.rb)
@@ -442,6 +444,7 @@ already occurred; however, it can be used to alert the user to some issue.
 
 * [BowerInstall](lib/overcommit/hook/post_merge/bower_install.rb)
 * [BundleInstall](lib/overcommit/hook/post_merge/bundle_install.rb)
+* [ComposerInstall](lib/overcommit/hook/post_merge/composer_install.rb)
 * [IndexTags](lib/overcommit/hook/post_merge/index_tags.rb)
 * [NpmInstall](lib/overcommit/hook/post_merge/npm_install.rb)
 * [SubmoduleStatus](lib/overcommit/hook/post_merge/submodule_status.rb)
@@ -456,6 +459,7 @@ issue.
 
 * [BowerInstall](lib/overcommit/hook/post_rewrite/bower_install.rb)
 * [BundleInstall](lib/overcommit/hook/post_rewrite/bundle_install.rb)
+* [ComposerInstall](lib/overcommit/hook/post_rewrite/composer_install.rb)
 * [IndexTags](lib/overcommit/hook/post_rewrite/index_tags.rb)
 * [NpmInstall](lib/overcommit/hook/post_rewrite/npm_install.rb)
 * [SubmoduleStatus](lib/overcommit/hook/post_rewrite/submodule_status.rb)