diff --git a/docs/news/20190912.bugfix b/docs/news/20190912.bugfix
new file mode 100644
index 00000000..88935acf
--- /dev/null
+++ b/docs/news/20190912.bugfix
@@ -0,0 +1 @@
+Disabled requests lib trust for insecure environment
diff --git a/src/mbed_cloud/client/client.py b/src/mbed_cloud/client/client.py
index a1053075..0e1dce6c 100644
--- a/src/mbed_cloud/client/client.py
+++ b/src/mbed_cloud/client/client.py
@@ -37,6 +37,7 @@ def __init__(self, config):
         """
         self.config = config
         self.session = requests.Session()
+        self.session.trust_env = False
         self.session.headers.update(
             {
                 "Authorization": "Bearer %s" % self.config.api_key,