diff --git a/.github/workflows/build-test-macos-core-custom_types.yml b/.github/workflows/build-test-macos-core-custom_types.yml
index 241d015d98..6c9eae8da0 100644
--- a/.github/workflows/build-test-macos-core-custom_types.yml
+++ b/.github/workflows/build-test-macos-core-custom_types.yml
@@ -93,7 +93,7 @@ jobs:
     - name: Test core-custom_types code with pytest
       run: |
         . ./activate
-        ./venv/bin/py.test tests/core/custom_types/test_coin.py tests/core/custom_types/test_proof_of_space.py tests/core/custom_types/test_spend_bundle.py -s -v --durations 0 
+        ./venv/bin/py.test tests/core/custom_types/test_coin.py tests/core/custom_types/test_proof_of_space.py tests/core/custom_types/test_spend_bundle.py -s -v --durations 0
 #
 # THIS FILE IS GENERATED. SEE https://github.com/Chia-Network/chia-blockchain/tree/main/tests#readme
 #
diff --git a/.github/workflows/build-test-ubuntu-core-custom_types.yml b/.github/workflows/build-test-ubuntu-core-custom_types.yml
index 1eb7a446af..b0006cea7b 100644
--- a/.github/workflows/build-test-ubuntu-core-custom_types.yml
+++ b/.github/workflows/build-test-ubuntu-core-custom_types.yml
@@ -105,7 +105,7 @@ jobs:
     - name: Test core-custom_types code with pytest
       run: |
         . ./activate
-        ./venv/bin/py.test tests/core/custom_types/test_coin.py tests/core/custom_types/test_proof_of_space.py tests/core/custom_types/test_spend_bundle.py -s -v --durations 0 
+        ./venv/bin/py.test tests/core/custom_types/test_coin.py tests/core/custom_types/test_proof_of_space.py tests/core/custom_types/test_spend_bundle.py -s -v --durations 0
 
 
 #
diff --git a/tests/build-workflows.py b/tests/build-workflows.py
index 96c0c98e3f..b7f2552dd1 100755
--- a/tests/build-workflows.py
+++ b/tests/build-workflows.py
@@ -89,7 +89,7 @@ def generate_replacements(defaults, conf, dir, test_files):
     if not conf["install_timelord"]:
         replacements["INSTALL_TIMELORD"] = "# Omitted installing Timelord"
     if conf["parallel"]:
-        replacements["PYTEST_PARALLEL_ARGS"] = "-n auto"
+        replacements["PYTEST_PARALLEL_ARGS"] = " -n auto"
     if conf["job_timeout"]:
         replacements["JOB_TIMEOUT"] = str(conf["job_timeout"])
     test_paths = ["tests/" + str(f) for f in test_files]
diff --git a/tests/runner-templates/build-test-macos b/tests/runner-templates/build-test-macos
index 9867a9b688..a6a64e465f 100644
--- a/tests/runner-templates/build-test-macos
+++ b/tests/runner-templates/build-test-macos
@@ -83,7 +83,7 @@ INSTALL_TIMELORD
     - name: Test TEST_NAME code with pytest
       run: |
         . ./activate
-        ./venv/bin/py.test TEST_DIR -s -v --durations 0 PYTEST_PARALLEL_ARGS
+        ./venv/bin/py.test TEST_DIR -s -v --durations 0PYTEST_PARALLEL_ARGS
 #
 # THIS FILE IS GENERATED. SEE https://github.com/Chia-Network/chia-blockchain/tree/main/tests#readme
 #
diff --git a/tests/runner-templates/build-test-ubuntu b/tests/runner-templates/build-test-ubuntu
index aeee89a4ba..778a3bbfc6 100644
--- a/tests/runner-templates/build-test-ubuntu
+++ b/tests/runner-templates/build-test-ubuntu
@@ -95,7 +95,7 @@ INSTALL_TIMELORD
     - name: Test TEST_NAME code with pytest
       run: |
         . ./activate
-        ./venv/bin/py.test TEST_DIR -s -v --durations 0 PYTEST_PARALLEL_ARGS
+        ./venv/bin/py.test TEST_DIR -s -v --durations 0PYTEST_PARALLEL_ARGS
 
 CHECK_RESOURCE_USAGE
 #