diff --git a/doc/administration/reference_architectures/10k_users.md b/doc/administration/reference_architectures/10k_users.md
index 862f35f4b5cc93742dd4559053477a2d9c46db1d..1939569ccce835ad95f87980fa8793d3da40881e 100644
--- a/doc/administration/reference_architectures/10k_users.md
+++ b/doc/administration/reference_architectures/10k_users.md
@@ -94,7 +94,6 @@ cloud "**Object Storage**" as object_storage #white
 elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]--> monitor
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
@@ -2485,7 +2484,6 @@ elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]-> monitor
 elb -[hidden]-> support
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
diff --git a/doc/administration/reference_architectures/25k_users.md b/doc/administration/reference_architectures/25k_users.md
index 76477a6ffb234a1ccf55245a7d9394a512366343..e45a8f6963c03c12e947b7ba467676b857147ace 100644
--- a/doc/administration/reference_architectures/25k_users.md
+++ b/doc/administration/reference_architectures/25k_users.md
@@ -94,7 +94,6 @@ cloud "**Object Storage**" as object_storage #white
 elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]--> monitor
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
@@ -2497,7 +2496,6 @@ elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]-> monitor
 elb -[hidden]-> support
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
diff --git a/doc/administration/reference_architectures/3k_users.md b/doc/administration/reference_architectures/3k_users.md
index 655afc58343b48013c275dbc1706cdac60c7d3ed..ef58e69ee2722380e1cd1946361ab04b4b73b2c4 100644
--- a/doc/administration/reference_architectures/3k_users.md
+++ b/doc/administration/reference_architectures/3k_users.md
@@ -101,7 +101,6 @@ cloud "**Object Storage**" as object_storage #white
 elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]--> monitor
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
diff --git a/doc/administration/reference_architectures/50k_users.md b/doc/administration/reference_architectures/50k_users.md
index 3b362f91a614f6b35b0b71b1428e4b249cb433a8..766f94f6c535b77bfc1f4af7a68041bae79ed677 100644
--- a/doc/administration/reference_architectures/50k_users.md
+++ b/doc/administration/reference_architectures/50k_users.md
@@ -94,7 +94,6 @@ cloud "**Object Storage**" as object_storage #white
 elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]--> monitor
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
@@ -2508,7 +2507,6 @@ elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]-> monitor
 elb -[hidden]-> support
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
diff --git a/doc/administration/reference_architectures/5k_users.md b/doc/administration/reference_architectures/5k_users.md
index 960f7148eda09259b7ad4ad610b50467e33594de..e57c4545b13cb81533b16148472bc11f121fe545 100644
--- a/doc/administration/reference_architectures/5k_users.md
+++ b/doc/administration/reference_architectures/5k_users.md
@@ -96,7 +96,6 @@ cloud "**Object Storage**" as object_storage #white
 elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]--> monitor
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis
@@ -2186,7 +2185,6 @@ elb -[#6a9be7]-> gitlab
 elb -[#6a9be7]-> monitor
 elb -[hidden]-> support
 
-gitlab -[#32CD32]> sidekiq
 gitlab -[#32CD32]--> ilb
 gitlab -[#32CD32]-> object_storage
 gitlab -[#32CD32]---> redis