diff --git a/poetry.lock b/poetry.lock
index 8eb984081898..68da7983f736 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -5131,13 +5131,13 @@ rich = ">=8.0.0"
 
 [[package]]
 name = "pytest-cov"
-version = "4.1.0"
+version = "5.0.0"
 description = "Pytest plugin for measuring coverage."
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "pytest-cov-4.1.0.tar.gz", hash = "sha256:3904b13dfbfec47f003b8e77fd5b589cd11904a21ddf1ab38a64f204d6a10ef6"},
-    {file = "pytest_cov-4.1.0-py3-none-any.whl", hash = "sha256:6ba70b9e97e69fcc3fb45bfeab2d0a138fb65c4d0d6a41ef33983ad114be8c3a"},
+    {file = "pytest-cov-5.0.0.tar.gz", hash = "sha256:5837b58e9f6ebd335b0f8060eecce69b662415b16dc503883a02f45dfeb14857"},
+    {file = "pytest_cov-5.0.0-py3-none-any.whl", hash = "sha256:4f0764a1219df53214206bf1feea4633c3b558a2925c8b59f144f682861ce652"},
 ]
 
 [package.dependencies]
@@ -5145,7 +5145,7 @@ coverage = {version = ">=5.2.1", extras = ["toml"]}
 pytest = ">=4.6"
 
 [package.extras]
-testing = ["fields", "hunter", "process-tests", "pytest-xdist", "six", "virtualenv"]
+testing = ["fields", "hunter", "process-tests", "pytest-xdist", "virtualenv"]
 
 [[package]]
 name = "pytest-httpserver"
@@ -7329,4 +7329,4 @@ visualization = ["graphviz"]
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.9"
-content-hash = "c027055e842aad44dd7ea5622de4924e1f678d25e1f4425fa9a6045e482997d2"
+content-hash = "0bbd0e01f1058789af4dce93cc8d5a1be2796dcfcb5fce5e2be88bfecaed4eeb"
diff --git a/pyproject.toml b/pyproject.toml
index bc5f503a483e..00bbbbb85b36 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -113,7 +113,7 @@ packaging = ">=21.3,<25"
 pytest = ">=8.0.2,<9"
 pytest-benchmark = ">=3.4.1,<5"
 pytest-clarity = ">=1.0.1,<2"
-pytest-cov = ">=3.0.0,<5"
+pytest-cov = ">=3.0.0,<6"
 pytest-httpserver = ">=1.0.5,<2"
 pytest-mock = ">=3.6.1,<4"
 pytest-randomly = ">=3.10.1,<4"
diff --git a/requirements-dev.txt b/requirements-dev.txt
index f9f1dfd5d006..fd18492a6fb2 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -194,7 +194,7 @@ pystac-client==0.7.6 ; python_version >= "3.10" and python_version < "3.13"
 pystac[validation]==1.9.0 ; python_version >= "3.10" and python_version < "3.13"
 pytest-benchmark==4.0.0 ; python_version >= "3.9" and python_version < "4.0"
 pytest-clarity==1.0.1 ; python_version >= "3.9" and python_version < "4.0"
-pytest-cov==4.1.0 ; python_version >= "3.9" and python_version < "4.0"
+pytest-cov==5.0.0 ; python_version >= "3.9" and python_version < "4.0"
 pytest-httpserver==1.0.10 ; python_version >= "3.9" and python_version < "4.0"
 pytest-mock==3.14.0 ; python_version >= "3.9" and python_version < "4.0"
 pytest-randomly==3.15.0 ; python_version >= "3.9" and python_version < "4.0"