diff --git a/pyproject.toml b/pyproject.toml
index fdee7aeea..f04d6cd26 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -84,6 +84,7 @@ tests = [
   "pytest>=8.0",
   "requests-mock==1.12.1",
   "respx>=0.21.1",
+  "pytest-cov>=5.0.0"
 ]
 lint = [
   "black==24.4.2",
@@ -116,3 +117,7 @@ filterwarnings = [
     "ignore",
     "default:::garak",
 ]
+
+[tool.coverage.run]
+source = ["./garak"]
+omit = ["tests/*"]
diff --git a/requirements.txt b/requirements.txt
index fcdaf195e..266029e5f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,6 +38,7 @@ wn==0.9.5
 pytest>=8.0
 requests-mock==1.12.1
 respx>=0.21.1
+pytest-cov>=5.0.0
 # lint
 black==24.4.2
 pylint>=3.1.0