diff --git a/poetry.lock b/poetry.lock
index 9c2f46c..042a681 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -392,7 +392,7 @@ pprintpp = "*"
 
 [[package]]
 name = "django-yunohost-integration"
-version = "0.2.0a0"
+version = "0.2.0a2"
 description = "Glue code to package django projects as yunohost apps."
 category = "main"
 optional = false
@@ -403,10 +403,10 @@ django = "*"
 django-axes = {version = "*", optional = true, markers = "extra == \"ynh\""}
 django-redis = {version = "*", optional = true, markers = "extra == \"ynh\""}
 gunicorn = {version = "*", optional = true, markers = "extra == \"ynh\""}
-psycopg2-binary = {version = "*", optional = true, markers = "extra == \"ynh\""}
+psycopg2 = {version = "*", optional = true, markers = "extra == \"ynh\""}
 
 [package.extras]
-ynh = ["django-axes", "django-redis", "gunicorn", "psycopg2-binary"]
+ynh = ["django-axes", "django-redis", "gunicorn", "psycopg2"]
 
 [[package]]
 name = "docopt"
@@ -634,7 +634,7 @@ optional = false
 python-versions = "*"
 
 [[package]]
-name = "psycopg2-binary"
+name = "psycopg2"
 version = "2.9.1"
 description = "psycopg2 - Python-PostgreSQL Database Adapter"
 category = "main"
@@ -1017,7 +1017,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = ">=3.7,<4.0.0"
-content-hash = "0c38756abbd0b21998e83015023b06bbb62ac3d5cdbad046d1c502759e25b0e5"
+content-hash = "18b435498fd466c49e1e4ac9c8771d1a34269c39df04bf469c4ca67f4d380c2a"
 
 [metadata.files]
 appdirs = [
@@ -1206,8 +1206,8 @@ django-tools = [
     {file = "django_tools-0.48.3-py3-none-any.whl", hash = "sha256:40444fa16b703b7c6960a800ba76aad42472c9aa70040d549a4d91dbb47a5ddb"},
 ]
 django-yunohost-integration = [
-    {file = "django_yunohost_integration-0.2.0a0-py3-none-any.whl", hash = "sha256:a45197a3c4595a496674e7e48a58f58351b6022526893264831e0d6ba463a44f"},
-    {file = "django_yunohost_integration-0.2.0a0.tar.gz", hash = "sha256:9acdf320537ccce47ceb1d51d2a00fafbf30938152d3b22c59a3a2ead7952227"},
+    {file = "django_yunohost_integration-0.2.0a2-py3-none-any.whl", hash = "sha256:8da009c09f8990597885fc73c050326706a69559042b8d5a7ac505cbc0a6975f"},
+    {file = "django_yunohost_integration-0.2.0a2.tar.gz", hash = "sha256:9ffe6818fc59b16f82812f4c60284c87d5479088455d82d8010a8cea48ac10ec"},
 ]
 docopt = [
     {file = "docopt-0.6.2.tar.gz", hash = "sha256:49b3a825280bd66b3aa83585ef59c4a8c82f2c8a522dbe754a8bc8d08c85c491"},
@@ -1330,36 +1330,16 @@ pprintpp = [
     {file = "pprintpp-0.4.0-py2.py3-none-any.whl", hash = "sha256:b6b4dcdd0c0c0d75e4d7b2f21a9e933e5b2ce62b26e1a54537f9651ae5a5c01d"},
     {file = "pprintpp-0.4.0.tar.gz", hash = "sha256:ea826108e2c7f49dc6d66c752973c3fc9749142a798d6b254e1e301cfdbc6403"},
 ]
-psycopg2-binary = [
-    {file = "psycopg2-binary-2.9.1.tar.gz", hash = "sha256:b0221ca5a9837e040ebf61f48899926b5783668b7807419e4adae8175a31f773"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-macosx_10_14_x86_64.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl", hash = "sha256:c250a7ec489b652c892e4f0a5d122cc14c3780f9f643e1a326754aedf82d9a76"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:aef9aee84ec78af51107181d02fe8773b100b01c5dfde351184ad9223eab3698"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:123c3fb684e9abfc47218d3784c7b4c47c8587951ea4dd5bc38b6636ac57f616"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-manylinux_2_24_aarch64.whl", hash = "sha256:995fc41ebda5a7a663a254a1dcac52638c3e847f48307b5416ee373da15075d7"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-manylinux_2_24_ppc64le.whl", hash = "sha256:fbb42a541b1093385a2d8c7eec94d26d30437d0e77c1d25dae1dcc46741a385e"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-win32.whl", hash = "sha256:20f1ab44d8c352074e2d7ca67dc00843067788791be373e67a0911998787ce7d"},
-    {file = "psycopg2_binary-2.9.1-cp36-cp36m-win_amd64.whl", hash = "sha256:f6fac64a38f6768e7bc7b035b9e10d8a538a9fadce06b983fb3e6fa55ac5f5ce"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-macosx_10_14_x86_64.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl", hash = "sha256:1e3a362790edc0a365385b1ac4cc0acc429a0c0d662d829a50b6ce743ae61b5a"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:f8559617b1fcf59a9aedba2c9838b5b6aa211ffedecabca412b92a1ff75aac1a"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:a36c7eb6152ba5467fb264d73844877be8b0847874d4822b7cf2d3c0cb8cdcb0"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-manylinux_2_24_aarch64.whl", hash = "sha256:2f62c207d1740b0bde5c4e949f857b044818f734a3d57f1d0d0edc65050532ed"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-manylinux_2_24_ppc64le.whl", hash = "sha256:cfc523edecddaef56f6740d7de1ce24a2fdf94fd5e704091856a201872e37f9f"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-win32.whl", hash = "sha256:1e85b74cbbb3056e3656f1cc4781294df03383127a8114cbc6531e8b8367bf1e"},
-    {file = "psycopg2_binary-2.9.1-cp37-cp37m-win_amd64.whl", hash = "sha256:1473c0215b0613dd938db54a653f68251a45a78b05f6fc21af4326f40e8360a2"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-macosx_10_14_x86_64.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl", hash = "sha256:35c4310f8febe41f442d3c65066ca93cccefd75013df3d8c736c5b93ec288140"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:8c13d72ed6af7fd2c8acbd95661cf9477f94e381fce0792c04981a8283b52917"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:14db1752acdd2187d99cb2ca0a1a6dfe57fc65c3281e0f20e597aac8d2a5bd90"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-manylinux_2_24_aarch64.whl", hash = "sha256:aed4a9a7e3221b3e252c39d0bf794c438dc5453bc2963e8befe9d4cd324dff72"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-manylinux_2_24_ppc64le.whl", hash = "sha256:da113b70f6ec40e7d81b43d1b139b9db6a05727ab8be1ee559f3a69854a69d34"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-win32.whl", hash = "sha256:4235f9d5ddcab0b8dbd723dca56ea2922b485ea00e1dafacf33b0c7e840b3d32"},
-    {file = "psycopg2_binary-2.9.1-cp38-cp38-win_amd64.whl", hash = "sha256:988b47ac70d204aed01589ed342303da7c4d84b56c2f4c4b8b00deda123372bf"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-macosx_10_14_x86_64.macosx_10_9_intel.macosx_10_9_x86_64.macosx_10_10_intel.macosx_10_10_x86_64.whl", hash = "sha256:7360647ea04db2e7dff1648d1da825c8cf68dc5fbd80b8fb5b3ee9f068dcd21a"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:ca86db5b561b894f9e5f115d6a159fff2a2570a652e07889d8a383b5fae66eb4"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:5ced67f1e34e1a450cdb48eb53ca73b60aa0af21c46b9b35ac3e581cf9f00e31"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-manylinux_2_24_aarch64.whl", hash = "sha256:0f2e04bd2a2ab54fa44ee67fe2d002bb90cee1c0f1cc0ebc3148af7b02034cbd"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-manylinux_2_24_ppc64le.whl", hash = "sha256:3242b9619de955ab44581a03a64bdd7d5e470cc4183e8fcadd85ab9d3756ce7a"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-win32.whl", hash = "sha256:0b7dae87f0b729922e06f85f667de7bf16455d411971b2043bbd9577af9d1975"},
-    {file = "psycopg2_binary-2.9.1-cp39-cp39-win_amd64.whl", hash = "sha256:b4d7679a08fea64573c969f6994a2631908bb2c0e69a7235648642f3d2e39a68"},
+psycopg2 = [
+    {file = "psycopg2-2.9.1-cp36-cp36m-win32.whl", hash = "sha256:7f91312f065df517187134cce8e395ab37f5b601a42446bdc0f0d51773621854"},
+    {file = "psycopg2-2.9.1-cp36-cp36m-win_amd64.whl", hash = "sha256:830c8e8dddab6b6716a4bf73a09910c7954a92f40cf1d1e702fb93c8a919cc56"},
+    {file = "psycopg2-2.9.1-cp37-cp37m-win32.whl", hash = "sha256:89409d369f4882c47f7ea20c42c5046879ce22c1e4ea20ef3b00a4dfc0a7f188"},
+    {file = "psycopg2-2.9.1-cp37-cp37m-win_amd64.whl", hash = "sha256:7640e1e4d72444ef012e275e7b53204d7fab341fb22bc76057ede22fe6860b25"},
+    {file = "psycopg2-2.9.1-cp38-cp38-win32.whl", hash = "sha256:079d97fc22de90da1d370c90583659a9f9a6ee4007355f5825e5f1c70dffc1fa"},
+    {file = "psycopg2-2.9.1-cp38-cp38-win_amd64.whl", hash = "sha256:2c992196719fadda59f72d44603ee1a2fdcc67de097eea38d41c7ad9ad246e62"},
+    {file = "psycopg2-2.9.1-cp39-cp39-win32.whl", hash = "sha256:2087013c159a73e09713294a44d0c8008204d06326006b7f652bef5ace66eebb"},
+    {file = "psycopg2-2.9.1-cp39-cp39-win_amd64.whl", hash = "sha256:bf35a25f1aaa8a3781195595577fcbb59934856ee46b4f252f56ad12b8043bcf"},
+    {file = "psycopg2-2.9.1.tar.gz", hash = "sha256:de5303a6f1d0a7a34b9d40e4d3bef684ccc44a49bbe3eb85e3c0bffb4a131b7c"},
 ]
 py = [
     {file = "py-1.10.0-py2.py3-none-any.whl", hash = "sha256:3b80836aa6d1feeaa108e046da6423ab8f6ceda6468545ae8d02d9d58d18818a"},
diff --git a/pyproject.toml b/pyproject.toml
index e161476..5fdae00 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "pyinventory_ynh"
-version = "0.9.3.rc3~ynh1"
+version = "0.9.3.rc3~ynh2"
 description = "Test pyinventory_ynh via local_test.py"
 authors = ["JensDiemer <git@jensdiemer.de>"]
 license = "GPL"
@@ -8,7 +8,8 @@ license = "GPL"
 [tool.poetry.dependencies]
 python = ">=3.7,<4.0.0"
 pyinventory = {version = ">=0.9.3.rc3"}
-django_yunohost_integration = {version = "*", extras = ["ynh"]}
+# Note: "ynh" extras will install gunicorn, psycopg2, django-redis and django-axes
+django_yunohost_integration = {version = ">=v0.2.0.alpha2", extras = ["ynh"]}
 
 [tool.poetry.dev-dependencies]
 bx_py_utils = "*"
diff --git a/scripts/_common.sh b/scripts/_common.sh
index dc3de28..7880fa4 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -25,7 +25,7 @@ log_file="${log_path}/pyinventory.log"
 #=================================================
 
 # dependencies used by the app
-pkg_dependencies="build-essential python3-dev python3-pip python3-venv git postgresql postgresql-contrib"
+pkg_dependencies="build-essential python3-dev python3-pip python3-venv git libpq-dev postgresql postgresql-contrib"
 
 #=================================================
 # Redis HELPERS