diff --git a/pyproject.toml b/pyproject.toml
index 01689011..b583271a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,7 +45,7 @@ Bug-tracker = "https://github.com/waltsims/k-wave-python/issues"
 [project.optional-dependencies]
 test = ["pytest",
         "pytest-xdist",
-        "coverage==7.10.6",
+        "coverage==7.13.5",
         "phantominator",
         "testfixtures==8.3.0",
         "requests==2.33.1"]