diff --git a/config.py b/config.py
index 61720c0..ae5ab61 100644
--- a/config.py
+++ b/config.py
@@ -86,6 +86,7 @@ class Config(ComboParser):
         self.add_item(section, 'outage_threshold', float, 4.0, 'mininum success percentage required to not drop check results', False)
         self.add_item(section, 'max_fail', int, 5, 'number of fails after which a proxy is considered dead', False)
         self.add_item(section, 'threads', int, 10, 'number of threads watchd uses to check proxies', True)
+        self.add_item(section, 'min_threads', int, 0, 'minimum threads (0 = auto: threads/4)', False)
         self.add_item(section, 'timeout', int, 15, 'timeout for blocking operations (connect/recv/...) for proxy checks in seconds', False)
         self.add_item(section, 'submit_after', int, 200, 'min. number of tested proxies for DB write', False)
         self.add_item(section, 'debug', bool, False, 'whether to print additional debug info', False)
diff --git a/requirements.txt b/requirements.txt
index fa50b76..3e9e9f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 beautifulsoup4
 pyasn
-IP2Location
\ No newline at end of file
+IP2Location
+gevent