diff --git a/cliar/cliar.py b/cliar/cliar.py
index 9c80c8b..76cbdc3 100644
--- a/cliar/cliar.py
+++ b/cliar/cliar.py
@@ -4,6 +4,8 @@
 from collections import OrderedDict
 from typing import List, Iterable, Callable, Set, Type, get_type_hints
 
+import argcomplete
+
 from .utils import ignore
 
 
@@ -277,6 +279,8 @@ def _register_commands(self, handlers: Iterable[Callable]):
     def parse(self):
         '''Parse commandline input, i.e. launch the CLI.'''
 
+        argcomplete.autocomplete(self._parser)
+
         args = self._parser.parse_args()
 
         command = args._command
diff --git a/poetry.lock b/poetry.lock
index ab84a07..c5a8cdd 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,3 +1,19 @@
+[[package]]
+category = "main"
+description = "Bash tab completion for argparse"
+name = "argcomplete"
+optional = false
+python-versions = "*"
+version = "1.12.0"
+
+[package.dependencies]
+[package.dependencies.importlib-metadata]
+python = ">=3.6,<3.7"
+version = ">=0.23,<2"
+
+[package.extras]
+test = ["coverage", "flake8", "pexpect", "wheel"]
+
 [[package]]
 category = "dev"
 description = "An abstract syntax tree for Python with inference support."
@@ -176,7 +192,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 version = "2.8"
 
 [[package]]
-category = "dev"
+category = "main"
 description = "Read metadata from Python packages"
 marker = "python_version < \"3.8\""
 name = "importlib-metadata"
@@ -322,7 +338,7 @@ jsmin = ">=2.2.2"
 mkdocs = ">=1.0.4"
 
 [[package]]
-category = "dev"
+category = "main"
 description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
 optional = false
@@ -543,7 +559,7 @@ python-versions = "*"
 version = "1.11.2"
 
 [[package]]
-category = "dev"
+category = "main"
 description = "Backport of pathlib-compatible object wrapper for zip files"
 marker = "python_version < \"3.8\""
 name = "zipp"
@@ -559,10 +575,15 @@ docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["pathlib2", "contextlib2", "unittest2"]
 
 [metadata]
-content-hash = "87c38171f01ff61572bdb8489c069ee3a3a0926d7bb3b77ddf9da3ea647f5bff"
+content-hash = "c0cfbd9ec46840de1cb3010f12a8ce47d867dacaf3bc13b238fe01b63d3df0f7"
+lock-version = "1.0"
 python-versions = "^3.6"
 
 [metadata.files]
+argcomplete = [
+    {file = "argcomplete-1.12.0-py2.py3-none-any.whl", hash = "sha256:91dc7f9c7f6281d5a0dce5e73d2e33283aaef083495c13974a7dd197a1cdc949"},
+    {file = "argcomplete-1.12.0.tar.gz", hash = "sha256:2fbe5ed09fd2c1d727d4199feca96569a5b50d44c71b16da9c742201f7cc295c"},
+]
 astroid = [
     {file = "astroid-2.3.3-py3-none-any.whl", hash = "sha256:840947ebfa8b58f318d42301cf8c0a20fd794a33b61cc4638e28e9e61ba32f42"},
     {file = "astroid-2.3.3.tar.gz", hash = "sha256:71ea07f44df9568a75d0f354c49143a4575d90645e9fead6dfb52c26a85ed13a"},
@@ -734,6 +755,11 @@ markupsafe = [
     {file = "MarkupSafe-1.1.1-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:ba59edeaa2fc6114428f1637ffff42da1e311e29382d81b339c1817d37ec93c6"},
     {file = "MarkupSafe-1.1.1-cp37-cp37m-win32.whl", hash = "sha256:b00c1de48212e4cc9603895652c5c410df699856a2853135b3967591e4beebc2"},
     {file = "MarkupSafe-1.1.1-cp37-cp37m-win_amd64.whl", hash = "sha256:9bf40443012702a1d2070043cb6291650a0841ece432556f784f004937f0f32c"},
+    {file = "MarkupSafe-1.1.1-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:6788b695d50a51edb699cb55e35487e430fa21f1ed838122d722e0ff0ac5ba15"},
+    {file = "MarkupSafe-1.1.1-cp38-cp38-manylinux1_i686.whl", hash = "sha256:cdb132fc825c38e1aeec2c8aa9338310d29d337bebbd7baa06889d09a60a1fa2"},
+    {file = "MarkupSafe-1.1.1-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:13d3144e1e340870b25e7b10b98d779608c02016d5184cfb9927a9f10c689f42"},
+    {file = "MarkupSafe-1.1.1-cp38-cp38-win32.whl", hash = "sha256:596510de112c685489095da617b5bcbbac7dd6384aeebeda4df6025d0256a81b"},
+    {file = "MarkupSafe-1.1.1-cp38-cp38-win_amd64.whl", hash = "sha256:e8313f01ba26fbbe36c7be1966a7b7424942f670f38e666995b88d012765b9be"},
     {file = "MarkupSafe-1.1.1.tar.gz", hash = "sha256:29872e92839765e546828bb7754a68c418d927cd064fd4708fab9fe9c8bb116b"},
 ]
 mccabe = [
diff --git a/pyproject.toml b/pyproject.toml
index c1c698b..459e2a0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,6 +12,7 @@ keywords = ["cli", "commandline"]
 
 [tool.poetry.dependencies]
 python = "^3.6"
+argcomplete = "^1.12.0"
 
 [tool.poetry.dev-dependencies]
 pytest = "^3.5"