diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 1e5e7e3..ce5a1c8 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -122,9 +122,11 @@ is automatically generated with `uv pip compile`, based on the dependencies spec
 consistently across different environments.
 
 `requirements-test.txt` does the same for the test dependencies, declared in the `test`
-[dependency group] of `pyproject.toml`. It is compiled against the pins in `requirements.txt`,
-so the test image can install just the test dependencies on top of the production image
-and test the package exactly as it is deployed.
+[dependency group] of `pyproject.toml`. It contains only the test dependencies, kept compatible
+with the pins in `requirements.txt`, so the test image can install just them on top of the
+production image and test the package exactly as it is deployed.
+It doesn't repeat the production pins: those are compiled for the Docker image's Python version,
+and the CI job on the next Python version installs the package with its own resolution.
 
 Use `pyproject.toml` to define high-level dependencies with flexible version constraints
 (e.g., `~=1.2`, `>=1.0`, `<2.0`, ...).
diff --git a/Makefile b/Makefile
index de7bf2a..964550a 100644
--- a/Makefile
+++ b/Makefile
@@ -56,13 +56,13 @@ docker-shell: docker-volume
 reqs:
 	docker compose run --rm ${DOCKER_AS_USER} ${DOCKER_DEV_NO_GCP_SERVICE} -c \
 		'${PIP_COMPILE} -o ${REQS_PROD} ${SETUP_FILE} -v && \
-		${PIP_COMPILE} --group test -c ${REQS_PROD} -o ${REQS_TEST} ${SETUP_FILE} -v'
+		${PIP_COMPILE} --group ${SETUP_FILE}:test -c ${REQS_PROD} -o ${REQS_TEST} -v'
 
 .PHONY: reqs-upgrade  ## Upgrades requirements.txt and requirements-test.txt with uv.
 reqs-upgrade:
 	docker compose run --rm ${DOCKER_AS_USER} ${DOCKER_DEV_NO_GCP_SERVICE} -c \
 		'${PIP_COMPILE} -o ${REQS_PROD} ${SETUP_FILE} -U -v && \
-		${PIP_COMPILE} --group test -c ${REQS_PROD} -o ${REQS_TEST} ${SETUP_FILE} -U -v'
+		${PIP_COMPILE} --group ${SETUP_FILE}:test -c ${REQS_PROD} -o ${REQS_TEST} -U -v'
 
 # ---------------------
 # VIRTUAL ENVIRONMENT
diff --git a/requirements-test.txt b/requirements-test.txt
index e823b44..959346d 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -1,29 +1,9 @@
 # This file was autogenerated by uv via the following command:
-#    uv pip compile --group test -c requirements.txt -o requirements-test.txt pyproject.toml
+#    uv pip compile --group pyproject.toml:test -c requirements.txt -o requirements-test.txt
 coverage==7.16.2
     # via pytest-cov
-gfw-common==0.20.3
-    # via
-    #   -c requirements.txt
-    #   python-app-template (pyproject.toml)
 iniconfig==2.3.1
     # via pytest
-jinja2==3.1.6
-    # via
-    #   -c requirements.txt
-    #   gfw-common
-markdown-it-py==4.2.0
-    # via
-    #   -c requirements.txt
-    #   rich
-markupsafe==3.0.4
-    # via
-    #   -c requirements.txt
-    #   jinja2
-mdurl==0.1.2
-    # via
-    #   -c requirements.txt
-    #   markdown-it-py
 packaging==26.3
     # via pytest
 pluggy==1.7.0
@@ -34,7 +14,6 @@ pygments==2.21.0
     # via
     #   -c requirements.txt
     #   pytest
-    #   rich
 pytest==9.1.1
     # via
     #   python-app-template (pyproject.toml:test)
@@ -44,19 +23,3 @@ pytest-cov==7.1.0
     # via python-app-template (pyproject.toml:test)
 pytest-mock==3.16.0
     # via python-app-template (pyproject.toml:test)
-python-dateutil==2.9.0.post0
-    # via
-    #   -c requirements.txt
-    #   gfw-common
-pyyaml==6.0.3
-    # via
-    #   -c requirements.txt
-    #   gfw-common
-rich==14.3.4
-    # via
-    #   -c requirements.txt
-    #   gfw-common
-six==1.17.0
-    # via
-    #   -c requirements.txt
-    #   python-dateutil