diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -9,8 +9,12 @@
 But in linux/Mac world, people keep asking how.(http://bit.ly/2cIskUu)
 So maybe this little tool can help you a lot. remember QUOTE NEEDED.
 
+# Install:
+  - sudo apt-get install cabal-install
+  - cabal update
+  - cabal install batch_rename
 
-# Example:
+# Usage:
   - batch_rename "\*.mp3" "\*.mp4"
   - batch_rename "\*.mp3" "fake\*.mp4"
   - batch_rename "DCIM\*.jpg" "\*.png"
diff --git a/batch-rename.cabal b/batch-rename.cabal
--- a/batch-rename.cabal
+++ b/batch-rename.cabal
@@ -10,7 +10,7 @@
 -- PVP summary:      +-+------- breaking API changes
 --                   | | +----- non-breaking API additions
 --                   | | | +--- code changes with no API change
-version:             0.1.0.3
+version:             0.1.0.4
 
 -- A short (one-line) description of the package.
 synopsis:            Make linux or macos do things like "rename *.mp3 *.mp4" in Windows/MSDOS