diff --git a/.github/workflows/format.yaml b/.github/workflows/format.yaml
index de1ff5a..1739919 100644
--- a/.github/workflows/format.yaml
+++ b/.github/workflows/format.yaml
@@ -10,7 +10,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install -r requirements.txt
+          pip install -r requirements/formatting.txt
       - name: Run code checks
         run: |
           make lint-check
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 4e344d8..260f607 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -10,7 +10,8 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install cbor flask==2.3.2 flask_smorest==0.42.0 marshmallow Pillow psycopg[pool] pylibmc pytest toml
+          pip install -r requirements/api.txt
+          pip install -r requirements/tests.txt
       - name: Run pytest
         run: |
           python -m pytest
diff --git a/requirements.txt b/requirements.txt
deleted file mode 100644
index 1fe80af..0000000
--- a/requirements.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-black==24.2.0
-cbor==1.0.0
-flake8==7.0.0
-flake8-bugbear==24.2.6
-flake8-implicit-str-concat==0.4.0
-Flask==2.3.2
-flask_smorest==0.42.0
-gevent==23.7.0
-gunicorn==21.2.0
-isort==5.13.2
-marshmallow==3.20.1
-matplotlib==3.5.3
-numpy==1.24.4
-Pillow==10.0.0
-pre-commit==3.3.3
-prometheus_client==0.15.0
-psutil==5.8.0
-psycopg==3.1.12
-psycopg-pool==3.1.8
-pylibmc==1.6.1
-pytest==7.4.0
-toml==0.10.2
diff --git a/requirements/api.txt b/requirements/api.txt
new file mode 100644
index 0000000..1851b83
--- /dev/null
+++ b/requirements/api.txt
@@ -0,0 +1,6 @@
+Flask==2.3.2
+flask_smorest==0.42.0
+gevent==23.7.0
+gunicorn==21.2.0
+marshmallow==3.20.1
+psycopg-pool==3.1.8
diff --git a/requirements/base.txt b/requirements/base.txt
new file mode 100644
index 0000000..9e07eeb
--- /dev/null
+++ b/requirements/base.txt
@@ -0,0 +1,13 @@
+cbor==1.0.0
+matplotlib==3.5.3
+numpy==1.24.4
+Pillow==10.0.0
+prometheus_client==0.15.0
+psutil==5.8.0
+psycopg==3.1.12
+pylibmc==1.6.1
+toml==0.10.2
+
+-r requirements/api.txt             # pytest dependencies
+-r requirements/formatting.txt      # includes all formatting packages
+-r requirements/tests.txt           # pytest dependencies
diff --git a/requirements/formatting.txt b/requirements/formatting.txt
new file mode 100644
index 0000000..a38827a
--- /dev/null
+++ b/requirements/formatting.txt
@@ -0,0 +1,6 @@
+black==24.2.0
+flake8==7.0.0
+flake8-bugbear==24.2.6
+flake8-implicit-str-concat==0.4.0
+isort==5.13.2
+pre-commit==3.3.3
diff --git a/requirements/tests.txt b/requirements/tests.txt
new file mode 100644
index 0000000..70613be
--- /dev/null
+++ b/requirements/tests.txt
@@ -0,0 +1 @@
+pytest==7.4.0