diff --git a/pylot/core/pick/autopick.py b/pylot/core/pick/autopick.py
index 693d017b..c1a5704c 100644
--- a/pylot/core/pick/autopick.py
+++ b/pylot/core/pick/autopick.py
@@ -155,7 +155,7 @@ def autopickstation(wfstream, pickparam, verbose=False,
     :type metadata: tuple (str, ~obspy.io.xseed.parser.Parser)
     :param origin: list containing origin objects representing origins for all events
     :type origin: list(~obspy.core.event.origin)
-    :return:     :dictionary containing P pick, S pick and station name
+    :return: dictionary containing P pick, S pick and station name
     :rtype: dict
     """
 
diff --git a/pylot/core/util/connection.py b/pylot/core/util/connection.py
index 71b3eb12..4a6e11f0 100644
--- a/pylot/core/util/connection.py
+++ b/pylot/core/util/connection.py
@@ -8,6 +8,13 @@ except:
 
 
 def checkurl(url='https://ariadne.geophysik.ruhr-uni-bochum.de/trac/PyLoT/'):
+    """
+    check if URL is available
+    :param url: url
+    :type url: str
+    :return: available: True/False
+    :rtype: bool
+    """
     try:
         urlopen(url, timeout=1)
         return True