diff --git a/packages/server/scripts/test.sh b/packages/server/scripts/test.sh
index e718b3dda2..f3f679c4da 100644
--- a/packages/server/scripts/test.sh
+++ b/packages/server/scripts/test.sh
@@ -5,8 +5,8 @@ if [[ -n $CI ]]
 then
   # --runInBand performs better in ci where resources are limited
   export NODE_OPTIONS="--max-old-space-size=4096"
-  echo "jest --coverage --forceExit"
-  jest --coverage --forceExit
+  echo "jest --coverage --runInBand --forceExit"
+  jest --coverage --runInBand --forceExit
 else
   # --maxWorkers performs better in development
   echo "jest --coverage --maxWorkers=2 --forceExit"
diff --git a/packages/worker/scripts/test.sh b/packages/worker/scripts/test.sh
index 1eff02dd68..d7659a9318 100644
--- a/packages/worker/scripts/test.sh
+++ b/packages/worker/scripts/test.sh
@@ -4,8 +4,8 @@ set -e
 if [[ -n $CI ]]
 then
   # --runInBand performs better in ci where resources are limited
-  echo "jest --coverage --forceExit"
-  jest --coverage --forceExit
+  echo "jest --coverage --runInBand --forceExit"
+  jest --coverage --runInBand --forceExit
 else
   # --maxWorkers performs better in development
   echo "jest --coverage --maxWorkers=2 --forceExit"