diff --git a/cms/envs/test.py b/cms/envs/test.py
index 86925caff6..98a8272eda 100644
--- a/cms/envs/test.py
+++ b/cms/envs/test.py
@@ -16,6 +16,10 @@ from .common import *
 import os
 from path import path
 
+
+def seed():
+    return os.getppid()
+
 # Nose Test Runner
 INSTALLED_APPS += ('django_nose',)
 TEST_RUNNER = 'django_nose.NoseTestSuiteRunner'
@@ -46,7 +50,7 @@ MODULESTORE_OPTIONS = {
     'default_class': 'xmodule.raw_module.RawDescriptor',
     'host': 'localhost',
     'db': 'test_xmodule',
-    'collection': 'test_modulestore',
+    'collection': 'test_modulestore_%s' % seed(),
     'fs_root': TEST_ROOT / "data",
     'render_template': 'mitxmako.shortcuts.render_to_string',
 }
@@ -70,7 +74,7 @@ CONTENTSTORE = {
     'ENGINE': 'xmodule.contentstore.mongo.MongoContentStore',
     'OPTIONS': {
         'host': 'localhost',
-        'db': 'test_xcontent',
+        'db': 'test_xcontent_%s' % seed(),
     },
     # allow for additional options that can be keyed on a name, e.g. 'trashcan'
     'ADDITIONAL_OPTIONS': {
@@ -83,7 +87,7 @@ CONTENTSTORE = {
 DATABASES = {
     'default': {
         'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': TEST_ROOT / "db" / "cms.db",
+        'NAME': TEST_ROOT / "db" / "cms_%s.db" % seed(),
     },
 }
 
diff --git a/lms/envs/test.py b/lms/envs/test.py
index f23be52a51..8fbd271daf 100644
--- a/lms/envs/test.py
+++ b/lms/envs/test.py
@@ -16,6 +16,9 @@ from .common import *
 import os
 from path import path
 
+def seed():
+    return os.getppid()
+
 # can't test start dates with this True, but on the other hand,
 # can test everything else :)
 MITX_FEATURES['DISABLE_START_DATES'] = True
@@ -101,7 +104,7 @@ MODULESTORE = {
 DATABASES = {
     'default': {
         'ENGINE': 'django.db.backends.sqlite3',
-        'NAME': TEST_ROOT / 'db' / 'mitx.db'
+        'NAME': TEST_ROOT / 'db' / 'mitx_%s.db' % seed()
     },
 
 }