diff --git a/tests/gendata.py b/tests/gendata.py
old mode 100644
new mode 100755
diff --git a/tests/multiplextest.py b/tests/multiplextest.py
old mode 100644
new mode 100755
diff --git a/tests/trinity.py b/tests/trinity.py
old mode 100644
new mode 100755
diff --git a/tests/whiteboard.py b/tests/whiteboard.py
old mode 100644
new mode 100755