diff --git a/requirements.app.in b/requirements.app.in
new file mode 100644
index 0000000..3d60ad8
--- /dev/null
+++ b/requirements.app.in
@@ -0,0 +1,5 @@
+asyncpg==0.27.0
+fastapi==0.89.1
+ormar==0.12.1
+psycopg2-binary==2.9.5
+uvicorn==0.20.0
diff --git a/requirements.in b/requirements.in
index 58699c0..c8bf7e7 100644
--- a/requirements.in
+++ b/requirements.in
@@ -1,7 +1,6 @@
-asyncpg==0.27.0
-fastapi==0.89.1
-ormar==0.12.1
-psycopg2-binary==2.9.5
-uvicorn==0.20.0
-pip-tools==7.3.0
+# Compile project requirement with (pip-tools needed):
+#    pip-compile --output-file=requirements.txt requirements.in
+
+-r requirements.python.in
+-r requirements.app.in
 -r docs/requirements.in
diff --git a/requirements.python.in b/requirements.python.in
new file mode 100644
index 0000000..15eed1b
--- /dev/null
+++ b/requirements.python.in
@@ -0,0 +1 @@
+pip-tools==7.3.0
diff --git a/requirements.txt b/requirements.txt
index 5f4c814..95c87c1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@
 anyio==4.0.0
     # via starlette
 asyncpg==0.27.0
-    # via -r requirements.in
+    # via -r requirements.app.in
 babel==2.13.1
     # via
     #   mkdocs-git-revision-date-localized-plugin
@@ -40,7 +40,7 @@ databases==0.6.2
 defusedxml==0.7.1
     # via cairosvg
 fastapi==0.89.1
-    # via -r requirements.in
+    # via -r requirements.app.in
 ghp-import==2.1.0
     # via mkdocs
 gitdb==4.0.11
@@ -112,7 +112,7 @@ mkdocs-section-index==0.3.8
 natsort==8.4.0
     # via mkdocs-awesome-pages-plugin
 ormar==0.12.1
-    # via -r requirements.in
+    # via -r requirements.app.in
 packaging==23.2
     # via
     #   build
@@ -126,11 +126,11 @@ pillow==9.5.0
     #   cairosvg
     #   mkdocs-material
 pip-tools==7.3.0
-    # via -r requirements.in
+    # via -r requirements.python.in
 platformdirs==4.0.0
     # via mkdocs
 psycopg2-binary==2.9.5
-    # via -r requirements.in
+    # via -r requirements.app.in
 pycparser==2.21
     # via cffi
 pydantic==1.10.4
@@ -193,7 +193,7 @@ typing-extensions==4.8.0
 urllib3==2.1.0
     # via requests
 uvicorn==0.20.0
-    # via -r requirements.in
+    # via -r requirements.app.in
 verspec==0.1.0
     # via mike
 watchdog==3.0.0
diff --git a/scripts/bootstrap.sh b/scripts/bootstrap.sh
index 2097e7e..78fc608 100755
--- a/scripts/bootstrap.sh
+++ b/scripts/bootstrap.sh
@@ -21,6 +21,9 @@ echo "-- Activate Python virtual environment"
 # shellcheck source="../.venv/bin/activate"
 source .venv/bin/activate
 
+echo "-- Install project Python requirements in venv"
+pip install -r requirements.txt
+
 if [ -f .env ]; then
   echo "-- Source '.env' configuration file"
   # shellcheck source="../.env" disable=SC1091
diff --git a/scripts/python_setup.sh b/scripts/python_setup.sh
index 62eac84..4ce5926 100755
--- a/scripts/python_setup.sh
+++ b/scripts/python_setup.sh
@@ -29,8 +29,9 @@ source .venv/bin/activate
 
 echo "-- Upgrage Python pip and setuptools in venv"
 pip install --upgrade setuptools pip
-echo "-- Install Python requirements in venv"
-pip install -r requirements.txt
+
+echo "-- Install Python setup requirements in venv"
+pip install -r requirements.python.in
 
 ## and go back
 cd "$cwd"