diff --git a/library/build.go b/library/build.go
index 993f3523..f8f5d4d5 100644
--- a/library/build.go
+++ b/library/build.go
@@ -12,6 +12,8 @@ import (
 )
 
 // Build is the library representation of a build for a pipeline.
+//
+// Deprecated: use Build from github.com/go-vela/server/api/types instead.
 type Build struct {
 	ID            *int64              `json:"id,omitempty"`
 	RepoID        *int64              `json:"repo_id,omitempty"`
diff --git a/library/executor.go b/library/executor.go
index 0decb1e0..1ae78135 100644
--- a/library/executor.go
+++ b/library/executor.go
@@ -10,6 +10,8 @@ import (
 )
 
 // Executor is the library representation of an executor for a worker.
+//
+// Deprecated: use Executor from github.com/go-vela/server/api/types instead.
 type Executor struct {
 	ID           *int64          `json:"id,omitempty"`
 	Host         *string         `json:"host,omitempty"`
diff --git a/library/repo.go b/library/repo.go
index cc50e504..eb4c801d 100644
--- a/library/repo.go
+++ b/library/repo.go
@@ -8,6 +8,8 @@ import (
 )
 
 // Repo is the library representation of a repo.
+//
+// Deprecated: use Repo from github.com/go-vela/server/api/types instead.
 type Repo struct {
 	ID           *int64    `json:"id,omitempty"`
 	UserID       *int64    `json:"user_id,omitempty"`
diff --git a/library/schedule.go b/library/schedule.go
index 06fcf168..6b5437f3 100644
--- a/library/schedule.go
+++ b/library/schedule.go
@@ -7,6 +7,8 @@ import (
 )
 
 // Schedule is the API representation of a schedule for a repo.
+//
+// Deprecated: use Schedule from github.com/go-vela/server/api/types instead.
 type Schedule struct {
 	ID          *int64  `json:"id,omitempty"`
 	RepoID      *int64  `json:"repo_id,omitempty"`
diff --git a/library/worker.go b/library/worker.go
index 01090271..adf89045 100644
--- a/library/worker.go
+++ b/library/worker.go
@@ -7,6 +7,8 @@ import (
 )
 
 // Worker is the library representation of a worker.
+//
+// Deprecated: use Worker from github.com/go-vela/server/api/types instead.
 type Worker struct {
 	ID                  *int64    `json:"id,omitempty"`
 	Hostname            *string   `json:"hostname,omitempty"`