diff --git a/poetry.lock b/poetry.lock
new file mode 100644
index 0000000..5b673df
--- /dev/null
+++ b/poetry.lock
@@ -0,0 +1,365 @@
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+    {file = "cryptography-3.4.8-pp37-pypy37_pp73-manylinux_2_24_x86_64.whl", hash = "sha256:8695456444f277af73a4877db9fc979849cd3ee74c198d04fc0776ebc3db52b9"},
+    {file = "cryptography-3.4.8-pp37-pypy37_pp73-win_amd64.whl", hash = "sha256:cd65b60cfe004790c795cc35f272e41a3df4631e2fb6b35aa7ac6ef2859d554e"},
+    {file = "cryptography-3.4.8.tar.gz", hash = "sha256:94cc5ed4ceaefcbe5bf38c8fba6a21fc1d365bb8fb826ea1688e3370b2e24a1c"},
+]
+filetype = [
+    {file = "filetype-1.0.7-py2.py3-none-any.whl", hash = "sha256:353369948bb1c09b8b3ea3d78390b5586e9399bff9aab894a1dff954e31a66f6"},
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+]
+future = [
+    {file = "future-0.18.2.tar.gz", hash = "sha256:b1bead90b70cf6ec3f0710ae53a525360fa360d306a86583adc6bf83a4db537d"},
+]
+idna = [
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+    {file = "idna-3.2.tar.gz", hash = "sha256:467fbad99067910785144ce333826c71fb0e63a425657295239737f7ecd125f3"},
+]
+markovify = [
+    {file = "markovify-0.9.3.tar.gz", hash = "sha256:e31c6fcdf4ed12c8e00e39df735ffa0d5546f7515ff4c32e4e0ae23c41f9cba9"},
+]
+mutagen = [
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+    {file = "mutagen-1.45.1.tar.gz", hash = "sha256:6397602efb3c2d7baebd2166ed85731ae1c1d475abca22090b7141ff5034b3e1"},
+]
+oauthlib = [
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+]
+pyacoustid = [
+    {file = "pyacoustid-1.2.2.tar.gz", hash = "sha256:c279d9c30a7f481f1420fc37db65833b5f9816cd364dc2acaa93a11c482d4141"},
+]
+pycparser = [
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+    {file = "pycparser-2.20.tar.gz", hash = "sha256:2d475327684562c3a96cc71adf7dc8c4f0565175cf86b6d7a404ff4c771f15f0"},
+]
+python-telegram-bot = [
+    {file = "python-telegram-bot-11.1.0.tar.gz", hash = "sha256:cca4e32ebb8da7fdf35ab2fa2b3edd441211364819c5592fc253acdb7561ea5b"},
+    {file = "python_telegram_bot-11.1.0-py2.py3-none-any.whl", hash = "sha256:78695b1f6e147e9b360ccfb1ac92b542cab27870ccaf04065a88ee601ffa58b6"},
+]
+pytumblr = [
+    {file = "PyTumblr-0.1.0-py2.py3-none-any.whl", hash = "sha256:a3774d3978bcff2db98f36a2e5d17bb8496ac21157b1b518089adad86d0dca72"},
+    {file = "PyTumblr-0.1.0.tar.gz", hash = "sha256:eaa4d98217df7ab6392fa5d8801f4a2bdcba35bf0fd49328aa3c98e3b231b6f2"},
+]
+requests = [
+    {file = "requests-2.26.0-py2.py3-none-any.whl", hash = "sha256:6c1246513ecd5ecd4528a0906f910e8f0f9c6b8ec72030dc9fd154dc1a6efd24"},
+    {file = "requests-2.26.0.tar.gz", hash = "sha256:b8aa58f8cf793ffd8782d3d8cb19e66ef36f7aba4353eec859e74678b01b07a7"},
+]
+requests-oauthlib = [
+    {file = "requests-oauthlib-1.3.0.tar.gz", hash = "sha256:b4261601a71fd721a8bd6d7aa1cc1d6a8a93b4a9f5e96626f8e4d91e8beeaa6a"},
+    {file = "requests_oauthlib-1.3.0-py2.py3-none-any.whl", hash = "sha256:7f71572defaecd16372f9006f33c2ec8c077c3cfa6f5911a9a90202beb513f3d"},
+    {file = "requests_oauthlib-1.3.0-py3.7.egg", hash = "sha256:fa6c47b933f01060936d87ae9327fead68768b69c6c9ea2109c48be30f2d4dbc"},
+]
+unidecode = [
+    {file = "Unidecode-1.3.1-py3-none-any.whl", hash = "sha256:5f58926b9125b499f8ab6816828e737578fa3e31fa24d351a3ab7f4b7c064ab0"},
+    {file = "Unidecode-1.3.1.tar.gz", hash = "sha256:6efac090bf8f29970afc90caf4daae87b172709b786cb1b4da2d0c0624431ecc"},
+]
+urllib3 = [
+    {file = "urllib3-1.26.6-py2.py3-none-any.whl", hash = "sha256:39fb8672126159acb139a7718dd10806104dec1e2f0f6c88aab05d17df10c8d4"},
+    {file = "urllib3-1.26.6.tar.gz", hash = "sha256:f57b4c16c62fa2760b7e3d97c35b255512fb6b59a259730f36ba32ce9f8e342f"},
+]
+youtube-dl = [
+    {file = "youtube_dl-2021.6.6-py2.py3-none-any.whl", hash = "sha256:263e04d53fb8ba3dfbd246ad09b7d388e896c132a20cc770c26ee7684de050ac"},
+    {file = "youtube_dl-2021.6.6.tar.gz", hash = "sha256:cb2d3ee002158ede783e97a82c95f3817594df54367ea6a77ce5ceea4772f0ab"},
+]
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..ce423bb
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,23 @@
+[tool.poetry]
+name = "delojza"
+version = "0.1.0"
+description = ""
+authors = ["Tomáš Mládek <t@mldk.cz>"]
+license = "MIT"
+
+[tool.poetry.dependencies]
+python = "^3.8"
+python-telegram-bot = "11.1.0"
+youtube_dl = "^2021.6.6"
+requests = "^2.26.0"
+filetype = "^1.0.7"
+mutagen = "^1.45.1"
+pyacoustid = "^1.2.2"
+PyTumblr = "^0.1.0"
+markovify = "^0.9.3"
+
+[tool.poetry.dev-dependencies]
+
+[build-system]
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
diff --git a/requirements.in b/requirements.in
deleted file mode 100644
index 89b7c9e..0000000
--- a/requirements.in
+++ /dev/null
@@ -1,8 +0,0 @@
-python-telegram-bot
-youtube-dl
-requests
-filetype
-mutagen
-pyacoustid
-pytumblr
-markovify
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 0f2ad13..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# This file is autogenerated by pip-compile
-# To update, run:
-#
-#    pip-compile --upgrade
-#
-asn1crypto==0.24.0        # via cryptography
-audioread==2.1.8          # via pyacoustid
-certifi==2019.3.9         # via python-telegram-bot, requests
-cffi==1.12.3              # via cryptography
-chardet==3.0.4            # via requests
-cryptography==2.7         # via python-telegram-bot
-filetype==1.0.5
-future==0.17.1            # via python-telegram-bot, pytumblr
-idna==2.8                 # via requests
-markovify==0.7.1
-mutagen==1.42.0
-oauthlib==3.0.1           # via requests-oauthlib
-pyacoustid==1.1.7
-pycparser==2.19           # via cffi
-python-telegram-bot==11.1.0
-pytumblr==0.0.8
-requests-oauthlib==1.2.0  # via pytumblr
-requests==2.22.0
-six==1.12.0               # via cryptography
-unidecode==1.0.23         # via markovify
-urllib3==1.25.3           # via requests
-youtube-dl==2019.5.20