diff --git a/README.md b/README.md
index ef56aab..d5dbb34 100644
--- a/README.md
+++ b/README.md
@@ -100,6 +100,10 @@ Usage: cryptr command <command-specific-options>
 
 ```
 
+### Bash Tab completion
+
+add the `tools/cryptr-bash-completion.bash` to your tab completion file directory
+
 ## Changelog
 
 https://github.com/nodesocket/cryptr/blob/master/CHANGELOG.md
diff --git a/tools/cryptr-bash-completion.bash b/tools/cryptr-bash-completion.bash
new file mode 100644
index 0000000..758d7dd
--- /dev/null
+++ b/tools/cryptr-bash-completion.bash
@@ -0,0 +1,14 @@
+_cryptr_complete()
+{
+     local cur_word prev_word type_list
+     COMPREPLY=()
+     cur_word="${COMP_WORDS[COMP_CWORD]}"
+     prev_word="${COMP_WORDS[COMP_CWORD-1]}"
+ 
+     opts='encrypt decrypt'
+ 
+     COMPREPLY=( $(compgen -W "${opts}" -- ${cur_word}) )
+     return 0
+}
+ 
+complete -F _cryptr_complete cryptr.bash cryptr