diff --git a/deploy/fabfile.py b/deploy/fabfile.py
index 967664f..ed26dc2 100644
--- a/deploy/fabfile.py
+++ b/deploy/fabfile.py
@@ -469,7 +469,7 @@ def stop_rqworker_service(use_local_mode):
 def start_rqworker_service(use_local_mode):
     _change_rqworker_service(use_local_mode, action="start")
 
-def run_tests(env="test", use_local_mode=False, reuse_db=False, db_type="mysql", run_selenium_tests=False, tag=None, project_dir=PROJECT_ROOT):
+def run_tests(env="test", use_local_mode=False, reuse_db=False, db_type="mysql", run_selenium_tests=False, tag=None, exclude_tag=None, project_dir=PROJECT_ROOT):
     """env=test,use_local_mode=False,reuse_db=False,db_type=mysql,run_selenium_tests=False,tag=None"""
     # Convert any command line arguments from strings to boolean values where necessary.
     use_local_mode = (str(use_local_mode).lower() == 'true')
@@ -478,6 +478,8 @@ def run_tests(env="test", use_local_mode=False, reuse_db=False, db_type="mysql",
     cmd_suffix = ''
     if reuse_db:
         cmd_suffix = " --keepdb"
+    if exclude_tag and exclude_tag != "None":
+        cmd_suffix += " --exclude-tag=%s" % exclude_tag
     if tag and tag != "None":
         cmd_suffix += " --tag=%s" % tag
     if not run_selenium_tests: