diff --git a/tracetools_analysis/setup.cfg b/tracetools_analysis/setup.cfg
index 721ff12..c4be5a8 100644
--- a/tracetools_analysis/setup.cfg
+++ b/tracetools_analysis/setup.cfg
@@ -2,3 +2,5 @@
 script-dir=$base/lib/tracetools_analysis
 [install]
 install-scripts=$base/lib/tracetools_analysis
+[tool:pytest]
+addopts = --ignore=test/tracetools_analysis/