diff --git a/mistralclient/api/httpclient.py b/mistralclient/api/httpclient.py
index 32abf82..70923c4 100644
--- a/mistralclient/api/httpclient.py
+++ b/mistralclient/api/httpclient.py
@@ -35,6 +35,7 @@ TARGET_AUTH_TOKEN = 'target_auth_token'
 TARGET_AUTH_URI = 'target_auth_url'
 TARGET_PROJECT_ID = 'target_project_id'
 TARGET_USER_ID = 'target_user_id'
+TARGET_INSECURE = 'target_insecure'
 TARGET_SERVICE_CATALOG = 'target_service_catalog'
 TARGET_REGION_NAME = 'target_region_name'
 TARGET_USER_DOMAIN_NAME = 'target_user_domain_name'
@@ -70,6 +71,7 @@ class HTTPClient(object):
         self.target_project_id = kwargs.get(TARGET_PROJECT_ID)
         self.target_service_catalog = kwargs.get(TARGET_SERVICE_CATALOG)
         self.target_region_name = kwargs.get(TARGET_REGION_NAME)
+        self.target_insecure = kwargs.get(TARGET_INSECURE)
         self.target_user_domain_name = kwargs.get(TARGET_USER_DOMAIN_NAME)
         self.target_project_domain_name = kwargs.get(
             TARGET_PROJECT_DOMAIN_NAME
@@ -158,6 +160,9 @@ class HTTPClient(object):
         if self.target_user_id:
             headers['X-Target-User-Id'] = self.target_user_id
 
+        if self.target_insecure:
+            headers['X-Target-Insecure'] = self.target_insecure
+
         if self.target_region_name:
             headers['X-Target-Region-Name'] = self.target_region_name
 
diff --git a/mistralclient/tests/unit/test_httpclient.py b/mistralclient/tests/unit/test_httpclient.py
index 6744233..4744159 100644
--- a/mistralclient/tests/unit/test_httpclient.py
+++ b/mistralclient/tests/unit/test_httpclient.py
@@ -139,6 +139,7 @@ class HTTPClientTest(base.BaseTestCase):
         target_user_id = 'target_user'
         target_project_id = 'target_project'
         target_service_catalog = 'this should be there'
+        target_insecure = 'target insecure'
         target_region = 'target region name'
         target_user_domain_name = 'target user domain name'
         target_project_domain_name = 'target project domain name'
@@ -155,7 +156,8 @@ class HTTPClientTest(base.BaseTestCase):
             target_service_catalog=target_service_catalog,
             target_region_name=target_region,
             target_user_domain_name=target_user_domain_name,
-            target_project_domain_name=target_project_domain_name
+            target_project_domain_name=target_project_domain_name,
+            target_insecure=target_insecure
         )
 
         target_client.get(API_URL)
@@ -166,6 +168,7 @@ class HTTPClientTest(base.BaseTestCase):
 
         headers["X-Target-Auth-Uri"] = target_auth_url
         headers["X-Target-Auth-Token"] = target_auth_token
+        headers["X-Target-Insecure"] = target_insecure
         headers["X-Target-User-Id"] = target_user_id
         headers["X-Target-Project-Id"] = target_project_id
         headers["X-Target-Region-Name"] = target_region