diff --git a/.coveragerc b/.coveragerc
index 92e0ec74..75c5eea5 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1,5 +1,5 @@
 [run]
 branch = True
 source = /usr/lib/python3.8/site-packages/keymapper
-# concurrency = multiprocessing
+concurrency = multiprocessing
 
diff --git a/scripts/badges.sh b/scripts/badges.sh
index 4ef4f946..cb11437b 100755
--- a/scripts/badges.sh
+++ b/scripts/badges.sh
@@ -4,6 +4,7 @@ coverage_badge() {
   # https://github.com/dbrgn/coverage-badge
   coverage run --branch --source=/usr/lib/python3.8/site-packages/keymapper tests/test.py
   python3 -m coverage_badge > readme/coverage.svg
+  coverage combine
   coverage report -m
   echo "coverage badge created"
 }