diff --git a/README.md b/README.md
index d8e6a7b..ff9bc5b 100644
--- a/README.md
+++ b/README.md
@@ -45,14 +45,14 @@ Let cabal update itself, in case your distro version is outdated:
 With cabal installed, cd to the ShellCheck source directory and:
 
     $ cabal install
-    
+
 This will install ShellCheck to your ~/.cabal/bin directory.
 
 Add the directory to your PATH (for bash, add this to your ~/.bashrc file):
 
     export PATH=$HOME/.cabal/bin:$PATH
 
-Verify that your PATH is set up correctly:    
+Verify that your PATH is set up correctly:
 
     $ which shellcheck
     ~/.cabal/bin/shellcheck
@@ -72,6 +72,11 @@ On Ubuntu and similar, use:
     apt-get install ghc libghc-parsec3-dev libghc-json-dev \
       libghc-regex-compat-dev libghc-quickcheck2-dev pandoc
 
+On Gentoo:
+    emerge cabal cabal-install dev-haskell/parsec \
+      dev-haskell/quickcheck dev-haskell/json \
+      dev-haskell/regex-compat pandoc
+
 To build and run the tests, cd to the shellcheck source directory and:
 
     $ make