diff --git a/database/pipeline.go b/database/pipeline.go
index 21936294..f78549b4 100644
--- a/database/pipeline.go
+++ b/database/pipeline.go
@@ -7,6 +7,7 @@ import (
 	"errors"
 
 	"github.com/go-vela/types/library"
+	"github.com/lib/pq"
 )
 
 var (
@@ -48,6 +49,7 @@ type Pipeline struct {
 	Steps           sql.NullBool   `sql:"steps"`
 	Templates       sql.NullBool   `sql:"templates"`
 	Data            []byte         `sql:"data"`
+	Warnings        pq.StringArray `sql:"warnings" gorm:"type:varchar(1000)"`
 }
 
 // Compress will manipulate the existing data for the
@@ -158,6 +160,7 @@ func (p *Pipeline) ToLibrary() *library.Pipeline {
 	pipeline.SetSteps(p.Steps.Bool)
 	pipeline.SetTemplates(p.Templates.Bool)
 	pipeline.SetData(p.Data)
+	pipeline.SetWarnings(p.Warnings)
 
 	return pipeline
 }
@@ -200,6 +203,10 @@ func (p *Pipeline) Validate() error {
 	p.Type = sql.NullString{String: sanitize(p.Type.String), Valid: p.Type.Valid}
 	p.Version = sql.NullString{String: sanitize(p.Version.String), Valid: p.Version.Valid}
 
+	for i, v := range p.Warnings {
+		p.Warnings[i] = sanitize(v)
+	}
+
 	return nil
 }
 
@@ -222,6 +229,8 @@ func PipelineFromLibrary(p *library.Pipeline) *Pipeline {
 		Steps:           sql.NullBool{Bool: p.GetSteps(), Valid: true},
 		Templates:       sql.NullBool{Bool: p.GetTemplates(), Valid: true},
 		Data:            p.GetData(),
+
+		Warnings: pq.StringArray(p.GetWarnings()),
 	}
 
 	return pipeline.Nullify()
diff --git a/library/pipeline.go b/library/pipeline.go
index 1a706604..de2d580d 100644
--- a/library/pipeline.go
+++ b/library/pipeline.go
@@ -10,20 +10,21 @@ import (
 //
 // swagger:model Pipeline
 type Pipeline struct {
-	ID              *int64  `json:"id,omitempty"`
-	RepoID          *int64  `json:"repo_id,omitempty"`
-	Commit          *string `json:"commit,omitempty"`
-	Flavor          *string `json:"flavor,omitempty"`
-	Platform        *string `json:"platform,omitempty"`
-	Ref             *string `json:"ref,omitempty"`
-	Type            *string `json:"type,omitempty"`
-	Version         *string `json:"version,omitempty"`
-	ExternalSecrets *bool   `json:"external_secrets,omitempty"`
-	InternalSecrets *bool   `json:"internal_secrets,omitempty"`
-	Services        *bool   `json:"services,omitempty"`
-	Stages          *bool   `json:"stages,omitempty"`
-	Steps           *bool   `json:"steps,omitempty"`
-	Templates       *bool   `json:"templates,omitempty"`
+	ID              *int64    `json:"id,omitempty"`
+	RepoID          *int64    `json:"repo_id,omitempty"`
+	Commit          *string   `json:"commit,omitempty"`
+	Flavor          *string   `json:"flavor,omitempty"`
+	Platform        *string   `json:"platform,omitempty"`
+	Ref             *string   `json:"ref,omitempty"`
+	Type            *string   `json:"type,omitempty"`
+	Version         *string   `json:"version,omitempty"`
+	ExternalSecrets *bool     `json:"external_secrets,omitempty"`
+	InternalSecrets *bool     `json:"internal_secrets,omitempty"`
+	Services        *bool     `json:"services,omitempty"`
+	Stages          *bool     `json:"stages,omitempty"`
+	Steps           *bool     `json:"steps,omitempty"`
+	Templates       *bool     `json:"templates,omitempty"`
+	Warnings        *[]string `json:"warnings,omitempty"`
 	// swagger:strfmt base64
 	Data *[]byte `json:"data,omitempty"`
 }
@@ -223,6 +224,15 @@ func (p *Pipeline) GetData() []byte {
 	return *p.Data
 }
 
+func (p *Pipeline) GetWarnings() []string {
+	// return zero value if Pipeline type or field is nil
+	if p == nil || p.Data == nil {
+		return []string{}
+	}
+
+	return *p.Warnings
+}
+
 // SetID sets the ID field.
 //
 // When the provided Pipeline type is nil, it
@@ -418,6 +428,15 @@ func (p *Pipeline) SetData(v []byte) {
 	p.Data = &v
 }
 
+func (p *Pipeline) SetWarnings(v []string) {
+	// return if Pipeline type is nil
+	if p == nil {
+		return
+	}
+
+	p.Warnings = &v
+}
+
 // String implements the Stringer interface for the Pipeline type.
 func (p *Pipeline) String() string {
 	return fmt.Sprintf(`{
diff --git a/yaml/build.go b/yaml/build.go
index c8ed9dbb..79cff8ea 100644
--- a/yaml/build.go
+++ b/yaml/build.go
@@ -57,6 +57,12 @@ func (b *Build) ToPipelineLibrary() *library.Pipeline {
 	pipeline.SetExternalSecrets(external)
 	pipeline.SetInternalSecrets(internal)
 
+	w := ([]string{})
+	for _, s := range b.Steps {
+		w = append(w, s.Warnings...)
+	}
+	pipeline.Warnings = &w
+
 	return pipeline
 }
 
diff --git a/yaml/step.go b/yaml/step.go
index 012f2161..e53cd4ec 100644
--- a/yaml/step.go
+++ b/yaml/step.go
@@ -38,6 +38,7 @@ type (
 		User        string                 `yaml:"user,omitempty"        json:"user,omitempty" jsonschema:"description=Set the user for the container.\nReference: https://go-vela.github.io/docs/reference/yaml/steps/#the-user-key"`
 		ReportAs    string                 `yaml:"report_as,omitempty" json:"report_as,omitempty" jsonschema:"description=Set the name of the step to report as.\nReference: https://go-vela.github.io/docs/reference/yaml/steps/#the-report_as-key"`
 		IDRequest   string                 `yaml:"id_request,omitempty" json:"id_request,omitempty" jsonschema:"description=Request ID Request Token for the step.\nReference: https://go-vela.github.io/docs/reference/yaml/steps/#the-id_request-key"`
+		Warnings    []string               `yaml:"-" json:"-"`
 	}
 )
 
@@ -88,6 +89,7 @@ func (s *StepSlice) UnmarshalYAML(v *yaml.Node) error {
 	for _, st := range v.Content {
 		// make local var
 		tmpStep := *st
+		warnings := []string{}
 
 		// steps are mapping nodes
 		if tmpStep.Kind != yaml.MappingNode {
@@ -113,6 +115,8 @@ func (s *StepSlice) UnmarshalYAML(v *yaml.Node) error {
 				if anchorKey == nil {
 					anchorKey = key
 					anchorSequence = value
+
+					warnings = append(warnings, fmt.Sprintf("%d:contains anchor reference, behavior may have changed", key.Line))
 				}
 
 				// append value to anchor list
@@ -172,6 +176,9 @@ func (s *StepSlice) UnmarshalYAML(v *yaml.Node) error {
 			step.Pull = constants.PullNotPresent
 		}
 
+		// append warnings
+		step.Warnings = append(step.Warnings, warnings...)
+
 		*stepSlice = append(*stepSlice, step)
 	}