diff --git a/docs/config/global.md b/docs/config/global.md
index 4fc5020..6591c61 100644
--- a/docs/config/global.md
+++ b/docs/config/global.md
@@ -16,6 +16,12 @@ The global configuration file consists of the following settings:
     * `console`: boolean indicating whether the logging should be dumped at console or not (Default: `false`)
     * `level`: debugging level of the controller (Default: `INFO`)
     * `timestamp`: adds timestamp to genereated logs (Default: `true`)
+* `tests`: a list of tests sets to run - these represent the default set of
+tests to be run, unless specified as arguments otherwise (Default: empty)
+* `test`: a list of test filters to be used unless specified as arguments
+through the (`-t|--test` argument) (Default: empty)
+* `exclude`: a list of exclude filters to be used unless specified as
+arguments through the (`-e|--exclude` argument) (Default: empty)
 
 ## Example
 
diff --git a/sipssert/controller.py b/sipssert/controller.py
index a772da0..05f2e0a 100644
--- a/sipssert/controller.py
+++ b/sipssert/controller.py
@@ -34,24 +34,33 @@ class Controller:
     """Controller class that implements the logic"""
 
     def __init__(self, args):
-        self.sets_dirs = args.tests
-        self.filters = (tests_filters.ParseTestsFilters(args.test), 
-                        tests_filters.ParseTestsFilters(args.exclude))
-        self.logs_dir = args.logs_dir
         self.config_file = args.config
+        try:
+            self.config = config.Config(self.config_file, None, "defines.yml")
+        except config.ConfigParseError:
+            raise Exception(f"could not parse {self.config_file}")
+        if len(args.tests):
+            self.sets_dirs = args.tests
+        else:
+            self.sets_dirs = list(map(os.path.abspath,
+                                      self.config.get("tests", [])))
+        test_filters = args.test if len(args.test) else \
+                self.config.get("test", [])
+        exclude_filters = args.exclude if len(args.exclude) else \
+                self.config.get("exclude", [])
+        self.filters = (tests_filters.ParseTestsFilters(test_filters),
+                        tests_filters.ParseTestsFilters(exclude_filters))
+        self.logs_dir = args.logs_dir
         self.no_delete = args.no_delete
         current_date = datetime.now().strftime("%Y-%m-%d.%H:%M:%S.%f")
         self.run_logs_dir = os.path.join(self.logs_dir, current_date)
         self.link_file = os.path.join(self.logs_dir, "latest")
         self.create_run_logs_dir()
-        try:
-            self.config = config.Config(self.config_file, None, "defines.yml")
-        except config.ConfigParseError:
-            raise Exception("could not parse {}".format(self.config_file))
         if self.config.get("logging"):
             logging = self.config.get("logging").get("controller")
         else:
             logging = None
+
         logger.init_logger(logging, self.run_logs_dir)
         self.docker = docker.from_env()
         self.tlogger = testing.Testing("Running SIPssert Testing Framework")
diff --git a/sipssert/main.py b/sipssert/main.py
index c4003d4..50fa547 100644
--- a/sipssert/main.py
+++ b/sipssert/main.py
@@ -28,7 +28,7 @@
 arg_parser.add_argument('tests',
                         help='Absolute path of the tests director',
                         type=os.path.abspath,
-                        nargs='+')
+                        nargs='*')
 
 arg_parser.add_argument('-t', '--test',
                         help='Pattern that specify the tests to run. ' \