diff --git a/.travis.yml b/.travis.yml
index f15767f44..6e043186f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -25,7 +25,7 @@ matrix:
     - python: nightly
 
 install:
-  - pip install tox==3.14.0 tox-travis==0.12 coveralls==1.8.2
+  - pip install tox==3.14.0 tox-travis==0.12 coveralls==2.2.0
 
 deploy:
   provider: pypi
diff --git a/napalm/nxos/nxos.py b/napalm/nxos/nxos.py
index 47a3c198b..ad14ed537 100644
--- a/napalm/nxos/nxos.py
+++ b/napalm/nxos/nxos.py
@@ -837,10 +837,10 @@ def get_facts(self):
             "sys_ver_str", show_version.get("kickstart_ver_str", "")
         )
 
-        uptime_days = show_version.get("kern_uptm_days", 0)
-        uptime_hours = show_version.get("kern_uptm_hrs", 0)
-        uptime_mins = show_version.get("kern_uptm_mins", 0)
-        uptime_secs = show_version.get("kern_uptm_secs", 0)
+        uptime_days = int(show_version.get("kern_uptm_days", 0))
+        uptime_hours = int(show_version.get("kern_uptm_hrs", 0))
+        uptime_mins = int(show_version.get("kern_uptm_mins", 0))
+        uptime_secs = int(show_version.get("kern_uptm_secs", 0))
 
         uptime = 0
         uptime += uptime_days * 24 * 60 * 60