diff --git a/Makefile b/Makefile
index 9f8e501..04baeed 100644
--- a/Makefile
+++ b/Makefile
@@ -63,7 +63,7 @@ test-large-init: test-large-requirements
 TEST_LARGE_RESULTS:=$(LARGE_TEST_REPO_DIR)/results/junit/commit_$(GIT_DESC).junit.xml
 .PHONY: tests-large
 test-large: test-large-init  ## Run large test set
-	python -m pytest tests/test_large_set.py::TestLargeSet -v $(JUNIT_FLAGS) --junitxml=$(TEST_LARGE_RESULTS)
+	python -m pytest --tb=no tests/test_large_set.py::TestLargeSet -v $(JUNIT_FLAGS) --junitxml=$(TEST_LARGE_RESULTS)
 	python $(TEST_LARGE_RESULTS)/report.py $(TEST_LARGE_RESULTS)
 
 # Makefile self-help borrowed from the securedrop-client project