diff --git a/clients/cloud_monitoring/mix.exs b/clients/cloud_monitoring/mix.exs
index c98b2b0446..c20b465ac1 100644
--- a/clients/cloud_monitoring/mix.exs
+++ b/clients/cloud_monitoring/mix.exs
@@ -23,7 +23,7 @@ defmodule GoogleApi.CloudMonitoring.V2BETA2.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.5"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/cloud_user_accounts/mix.exs b/clients/cloud_user_accounts/mix.exs
index 07ebb19626..2e64b8be18 100644
--- a/clients/cloud_user_accounts/mix.exs
+++ b/clients/cloud_user_accounts/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.CloudUserAccounts.Vm_alpha.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/consumer_surveys/mix.exs b/clients/consumer_surveys/mix.exs
index 3ee78858d9..9fefcfa1b2 100644
--- a/clients/consumer_surveys/mix.exs
+++ b/clients/consumer_surveys/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.ConsumerSurveys.V2.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/play_movies_partner/mix.exs b/clients/play_movies_partner/mix.exs
index e310c2d50f..19d9b8c2d8 100644
--- a/clients/play_movies_partner/mix.exs
+++ b/clients/play_movies_partner/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.PlayMoviesPartner.V1.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/prediction/mix.exs b/clients/prediction/mix.exs
index cf2c804dda..7972d768fe 100644
--- a/clients/prediction/mix.exs
+++ b/clients/prediction/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.Prediction.V16.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/qpx_express/mix.exs b/clients/qpx_express/mix.exs
index e1a6d0d262..3dbb366745 100644
--- a/clients/qpx_express/mix.exs
+++ b/clients/qpx_express/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.QPXExpress.V1.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/replica_pool_updater/mix.exs b/clients/replica_pool_updater/mix.exs
index aba155bde1..86ab0ad09b 100644
--- a/clients/replica_pool_updater/mix.exs
+++ b/clients/replica_pool_updater/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.ReplicaPoolUpdater.V1beta1.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/resource_views/mix.exs b/clients/resource_views/mix.exs
index fd09c27819..aefd69cb6c 100644
--- a/clients/resource_views/mix.exs
+++ b/clients/resource_views/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.ResourceViews.V1beta2.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]
diff --git a/clients/task_queue/mix.exs b/clients/task_queue/mix.exs
index b48229cd85..8b0f7f7d1e 100644
--- a/clients/task_queue/mix.exs
+++ b/clients/task_queue/mix.exs
@@ -20,7 +20,7 @@ defmodule GoogleApi.TaskQueue.V1beta2.Mixfile do
 
   defp deps() do
     [
-      {:tesla, "~> 0.8"},
+      {:tesla, "~> 1.8"},
       {:poison, ">= 1.0.0"},
       {:ex_doc, "~> 0.16", only: :dev}
     ]