diff --git a/product/ERP5Type/tests/ERP5TypeTestCase.py b/product/ERP5Type/tests/ERP5TypeTestCase.py
index d5b5431b6d0d19e1e509dc689db735a9f18e4107..338f4eeb7e7479902dd144a97986d5acfdafd367 100644
--- a/product/ERP5Type/tests/ERP5TypeTestCase.py
+++ b/product/ERP5Type/tests/ERP5TypeTestCase.py
@@ -388,7 +388,7 @@ class ERP5TypeTestCase(backportUnittest.TestCase, PortalTestCase):
 
     def _getBTPathAndIdList(self, template_list):
       INSTANCE_HOME = os.environ['INSTANCE_HOME']
-      bt5_path = os.environ.get('erp5_tests_bt5_path',
+      erp5_tests_bt5_path = os.environ.get('erp5_tests_bt5_path',
                                 os.path.join(INSTANCE_HOME, 'bt5'))
       erp5_product_path = os.path.dirname(Products.ERP5.__file__)
       bootstrap_path = os.environ.get('erp5_tests_bootstrap_path',
@@ -401,30 +401,36 @@ class ERP5TypeTestCase(backportUnittest.TestCase, PortalTestCase):
           file, headers = urlretrieve(template)
         except IOError :
           # First, try the bt5 directory itself.
-          path = os.path.join(bt5_path, template)
-          alternate_path = os.path.join(bootstrap_path, template)
-          if os.path.exists(path):
-            template = path
-          elif os.path.exists(alternate_path):
-            template = alternate_path
-          else:
-            path = '%s.bt5' % path
+          original_template = template
+          for bt5_path in erp5_tests_bt5_path.split(','):
+            template = original_template
+            path = os.path.join(bt5_path, template)
+            alternate_path = os.path.join(bootstrap_path, template)
             if os.path.exists(path):
               template = path
+              break
+            elif os.path.exists(alternate_path):
+              template = alternate_path
+              break
             else:
-              # Otherwise, look at sub-directories.
-              # This is for backward-compatibility.
-              path = os.path.join(INSTANCE_HOME, 'bt5', '*', template)
-              template_list = glob(path)
-              if len(template_list) == 0:
-                template_list = glob('%s.bt5' % path)
-              if len(template_list) and template_list[0]:
-                template = template_list[0]
+              path = '%s.bt5' % path
+              if os.path.exists(path):
+                template = path
+                break
               else:
-                # The last resort is current directory.
-                template = '%s' % id
-                if not os.path.exists(template):
-                  template = '%s.bt5' % id
+                # Otherwise, look at sub-directories.
+                # This is for backward-compatibility.
+                path = os.path.join(INSTANCE_HOME, 'bt5', '*', template)
+                template_list = glob(path)
+                if len(template_list) == 0:
+                  template_list = glob('%s.bt5' % path)
+                if len(template_list) and template_list[0]:
+                  template = template_list[0]
+                else:
+                  # The last resort is current directory.
+                  template = '%s' % id
+                  if not os.path.exists(template):
+                    template = '%s.bt5' % id
         else:
           template = '%s' % template
           if not os.path.exists(template):
diff --git a/product/ERP5Type/tests/runUnitTest.py b/product/ERP5Type/tests/runUnitTest.py
index 1d8b31e43bea05d27a35b6d6f6d3eb794084dfeb..7fe711cae0e88f6111d16cc463333510c01cf93a 100755
--- a/product/ERP5Type/tests/runUnitTest.py
+++ b/product/ERP5Type/tests/runUnitTest.py
@@ -369,12 +369,17 @@ def runUnitTestList(test_list, verbosity=1, debug=0):
   from glob import glob
   product_test_list = glob(os.path.join(products_home, '*', 'tests'))
   sys.path.extend(product_test_list)
-  bt5_path = os.environ.get('erp5_tests_bt5_path',
-                            os.path.join(instance_home, 'bt5'))
-  bt5_test_list = glob(os.path.join(bt5_path, '*', 'TestTemplateItem'))
+  erp5_tests_bt5_path = os.environ.get('erp5_tests_bt5_path',
+                              os.path.join(instance_home, 'bt5'))
+  bt5_path_list = erp5_tests_bt5_path.split(",")
+  bt5_test_list = []
+  project_bt5_test_list = []
+  for bt5_path in bt5_path_list:
+    bt5_test_list.extend(glob(os.path.join(bt5_path,'*','TestTemplateItem')))
+    # also suport instance_home/bt5/project_bt5/*
+    project_bt5_test_list.extend(glob(os.path.join(bt5_path, '*', '*',
+                                                         'TestTemplateItem')))
   sys.path.extend(bt5_test_list)
-  # also suport instance_home/bt5/project_bt5/*
-  project_bt5_test_list = glob(os.path.join(bt5_path, '*', '*', 'TestTemplateItem'))
   sys.path.extend(project_bt5_test_list)
 
   sys.path.extend((real_tests_home, tests_home))