diff --git a/api/pyproject.toml b/api/pyproject.toml
index dd1bb83f..44ed56d6 100644
--- a/api/pyproject.toml
+++ b/api/pyproject.toml
@@ -19,6 +19,6 @@ test = [
     "flake8-unused-arguments==0.0.*",
     "mypy==1.13.*",
     "pytest==8.3.*",
-    "pytest-cov==5.0.*",
+    "pytest-cov==6.0.*",
     "httpx==0.27.*"
 ]
diff --git a/api/tests/requirements.txt b/api/tests/requirements.txt
index c337863e..5f5fbf45 100644
--- a/api/tests/requirements.txt
+++ b/api/tests/requirements.txt
@@ -443,9 +443,9 @@ pytest==8.3.3 \
     # via
     #   pavi-api (pyproject.toml)
     #   pytest-cov
-pytest-cov==5.0.0 \
-    --hash=sha256:4f0764a1219df53214206bf1feea4633c3b558a2925c8b59f144f682861ce652 \
-    --hash=sha256:5837b58e9f6ebd335b0f8060eecce69b662415b16dc503883a02f45dfeb14857
+pytest-cov==6.0.0 \
+    --hash=sha256:eee6f1b9e61008bd34975a4d5bab25801eb31898b032dd55addc93e96fcaaa35 \
+    --hash=sha256:fde0b595ca248bb8e2d76f020b465f3b107c9632e6a1d1705f17834c89dcadc0
     # via pavi-api (pyproject.toml)
 python-dateutil==2.9.0.post0 \
     --hash=sha256:37dd54208da7e1cd875388217d5e00ebd4179249f90fb72437e91a35459a0ad3 \