diff --git a/app/models/avatar.rb b/app/models/avatar.rb
index c4e6a8af6..23c07c0f3 100644
--- a/app/models/avatar.rb
+++ b/app/models/avatar.rb
@@ -111,6 +111,7 @@ add a avatar
         {
           open_timeout: 4,
           read_timeout: 6,
+          total_timeout: 6,
         },
       )
       if !response.success?
diff --git a/lib/import/otrs.rb b/lib/import/otrs.rb
index 92b64428f..e80b483ae 100644
--- a/lib/import/otrs.rb
+++ b/lib/import/otrs.rb
@@ -60,6 +60,7 @@ module Import::OTRS
       {
         open_timeout: 10,
         read_timeout: 60,
+        total_timeout: 180,
         user: Setting.get('import_otrs_user'),
         password: Setting.get('import_otrs_password'),
       },
@@ -93,9 +94,11 @@ module Import::OTRS
     log 'PARAMS: ' + data.inspect
     open_timeout = 10
     read_timeout = 120
+    total_timeout = 360
     if data.empty?
       open_timeout = 6
       read_timeout = 20
+      total_timeout = 120
     end
     response = UserAgent.post(
       url,
@@ -103,6 +106,7 @@ module Import::OTRS
       {
         open_timeout: open_timeout,
         read_timeout: read_timeout,
+        total_timeout: total_timeout,
         user: Setting.get('import_otrs_user'),
         password: Setting.get('import_otrs_password'),
       },
diff --git a/lib/service/geo_calendar/zammad.rb b/lib/service/geo_calendar/zammad.rb
index 1e325d9b4..22252a51e 100644
--- a/lib/service/geo_calendar/zammad.rb
+++ b/lib/service/geo_calendar/zammad.rb
@@ -7,7 +7,7 @@ class Service::GeoCalendar::Zammad
 
     # check cache
     cache_key = "zammadgeocalendar::#{address}"
-    cache = Cache.get( cache_key )
+    cache = Cache.get(cache_key)
     return cache if cache
 
     # do lookup
@@ -26,6 +26,7 @@ class Service::GeoCalendar::Zammad
           json: true,
           open_timeout: 2,
           read_timeout: 4,
+          total_timeout: 12,
         },
       )
       if !response.success? && response.code.to_s !~ /^40.$/
@@ -34,10 +35,10 @@ class Service::GeoCalendar::Zammad
 
       data = response.data
 
-      Cache.write( cache_key, data, { expires_in: 30.minutes } )
+      Cache.write(cache_key, data, { expires_in: 30.minutes })
     rescue => e
       Rails.logger.error "#{host}#{url}: #{e.inspect}"
-      Cache.write( cache_key, data, { expires_in: 1.minute } )
+      Cache.write(cache_key, data, { expires_in: 1.minute })
     end
     data
   end
diff --git a/lib/service/geo_ip/zammad.rb b/lib/service/geo_ip/zammad.rb
index a69a7a1d8..7e8014845 100644
--- a/lib/service/geo_ip/zammad.rb
+++ b/lib/service/geo_ip/zammad.rb
@@ -22,6 +22,7 @@ class Service::GeoIp::Zammad
           json: true,
           open_timeout: 2,
           read_timeout: 4,
+          total_timeout: 4,
         },
       )
       if !response.success? && response.code.to_s !~ /^40.$/
diff --git a/lib/service/geo_location/gmaps.rb b/lib/service/geo_location/gmaps.rb
index eb98313a6..2e688e5a8 100644
--- a/lib/service/geo_location/gmaps.rb
+++ b/lib/service/geo_location/gmaps.rb
@@ -4,10 +4,18 @@ class Service::GeoLocation::Gmaps
 
   def self.geocode(address)
     url = "http://maps.googleapis.com/maps/api/geocode/json?address=#{CGI.escape address}&sensor=true"
-    response = UserAgent.get(url)
+    response = UserAgent.get(
+      url,
+      {},
+      {
+        open_timeout: 2,
+        read_timeout: 4,
+        total_timeout: 4,
+      },
+    )
     return if !response.success?
 
-    result = JSON.parse( response.body )
+    result = JSON.parse(response.body)
 
     return if !result
     return if !result['results']
@@ -20,10 +28,19 @@ class Service::GeoLocation::Gmaps
 
   def self.reverse_geocode(lat, lng)
     url = "http://maps.googleapis.com/maps/api/geocode/json?latlng=#{lat},#{lng}&sensor=true"
-    response = UserAgent.get(url)
+    response = UserAgent.get(
+      url,
+      {},
+      {
+        json: true,
+        open_timeout: 2,
+        read_timeout: 4,
+        total_timeout: 4,
+      },
+    )
     return if !response.success?
 
-    result = JSON.parse( response.body )
+    result = JSON.parse(response.body)
 
     address = result['results'].first['address_components'].first['long_name']
     address
diff --git a/lib/service/image/zammad.rb b/lib/service/image/zammad.rb
index f1e23ec48..39c848e4b 100644
--- a/lib/service/image/zammad.rb
+++ b/lib/service/image/zammad.rb
@@ -6,6 +6,7 @@ class Service::Image::Zammad
   @@api_host = 'https://images.zammad.com'
   @@open_timeout = 4
   @@read_timeout = 6
+  @@total_timeout = 8
 
   def self.user(email)
 
@@ -18,6 +19,7 @@ class Service::Image::Zammad
       {
         open_timeout: @@open_timeout,
         read_timeout: @@read_timeout,
+        total_timeout: @@total_timeout,
       },
     )
     if !response.success?
@@ -46,6 +48,7 @@ class Service::Image::Zammad
       {
         open_timeout: @@open_timeout,
         read_timeout: @@read_timeout,
+        total_timeout: @@total_timeout,
       },
     )
     if !response.success?
@@ -66,7 +69,7 @@ class Service::Image::Zammad
     return false if !image
 
     # store image 1:1
-    product_logo = StaticAssets.store_raw( image[:content], image[:mime_type] )
+    product_logo = StaticAssets.store_raw(image[:content], image[:mime_type])
     Setting.set('product_logo', product_logo)
 
     true
diff --git a/lib/user_agent.rb b/lib/user_agent.rb
index 739019bc9..0cb9be737 100644
--- a/lib/user_agent.rb
+++ b/lib/user_agent.rb
@@ -59,8 +59,11 @@ returns
 
     # start http call
     begin
-      response = http.request(request)
-      return process(response, uri, count, params, options)
+      total_timeout = options[:total_timeout] || 60
+      Timeout.timeout(total_timeout) do
+        response = http.request(request)
+        return process(response, uri, count, params, options)
+      end
     rescue => e
       return Result.new(
         error: e.inspect,
@@ -83,6 +86,7 @@ post http/https calls
     {
       open_timeout: 4,
       read_timeout: 10,
+      total_timeout: 60,
     },
   )
 
@@ -107,8 +111,11 @@ returns
 
     # start http call
     begin
-      response = http.request(request)
-      return process(response, uri, count, params, options)
+      total_timeout = options[:total_timeout] || 60
+      Timeout.timeout(total_timeout) do
+        response = http.request(request)
+        return process(response, uri, count, params, options)
+      end
     rescue => e
       return Result.new(
         error: e.inspect,
@@ -155,8 +162,11 @@ returns
 
     # start http call
     begin
-      response = http.request(request)
-      return process(response, uri, count, params, options)
+      total_timeout = options[:total_timeout] || 60
+      Timeout.timeout(total_timeout) do
+        response = http.request(request)
+        return process(response, uri, count, params, options)
+      end
     rescue => e
       return Result.new(
         error: e.inspect,
@@ -196,8 +206,11 @@ returns
 
     # start http call
     begin
-      response = http.request(request)
-      return process(response, uri, count, {}, options)
+      total_timeout = options[:total_timeout] || 60
+      Timeout.timeout(total_timeout) do
+        response = http.request(request)
+        return process(response, uri, count, {}, options)
+      end
     rescue => e
       return Result.new(
         error: e.inspect,