diff --git a/pkg/apis/pipeline/v1beta1/param_conversion.go b/pkg/apis/pipeline/v1beta1/param_conversion.go
index 443c94ddde7..9b41643a000 100644
--- a/pkg/apis/pipeline/v1beta1/param_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/param_conversion.go
@@ -30,7 +30,8 @@ func (p ParamSpec) convertTo(ctx context.Context, sink *v1.ParamSpec) {
 	}
 }
 
-func (p *ParamSpec) convertFrom(ctx context.Context, source v1.ParamSpec) {
+// ConvertFrom v1 ParamSpec is exported for reconciling the deprecated v1beta1 CustomTask
+func (p *ParamSpec) ConvertFrom(ctx context.Context, source v1.ParamSpec) {
 	p.Name = source.Name
 	if source.Type != "" {
 		p.Type = ParamType(source.Type)
diff --git a/pkg/apis/pipeline/v1beta1/pipeline_conversion.go b/pkg/apis/pipeline/v1beta1/pipeline_conversion.go
index 0c66a3bd13c..0e6d6b09519 100644
--- a/pkg/apis/pipeline/v1beta1/pipeline_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/pipeline_conversion.go
@@ -110,7 +110,7 @@ func (ps *PipelineSpec) ConvertFrom(ctx context.Context, source *v1.PipelineSpec
 	ps.Params = nil
 	for _, p := range source.Params {
 		new := ParamSpec{}
-		new.convertFrom(ctx, p)
+		new.ConvertFrom(ctx, p)
 		ps.Params = append(ps.Params, new)
 	}
 	ps.Workspaces = nil
@@ -189,7 +189,7 @@ func (pt *PipelineTask) convertFrom(ctx context.Context, source v1.PipelineTask)
 	pt.Description = source.Description
 	if source.TaskRef != nil {
 		newTaskRef := TaskRef{}
-		newTaskRef.convertFrom(ctx, *source.TaskRef)
+		newTaskRef.ConvertFrom(ctx, *source.TaskRef)
 		pt.TaskRef = &newTaskRef
 	}
 	if source.TaskSpec != nil {
diff --git a/pkg/apis/pipeline/v1beta1/pipelinerun_conversion.go b/pkg/apis/pipeline/v1beta1/pipelinerun_conversion.go
index 68a475233f1..5936bfbb202 100644
--- a/pkg/apis/pipeline/v1beta1/pipelinerun_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/pipelinerun_conversion.go
@@ -135,7 +135,7 @@ func (prs *PipelineRunSpec) ConvertFrom(ctx context.Context, source *v1.Pipeline
 	prs.Workspaces = nil
 	for _, w := range source.Workspaces {
 		new := WorkspaceBinding{}
-		new.convertFrom(ctx, w)
+		new.ConvertFrom(ctx, w)
 		prs.Workspaces = append(prs.Workspaces, new)
 	}
 	prs.TaskRunSpecs = nil
diff --git a/pkg/apis/pipeline/v1beta1/task_conversion.go b/pkg/apis/pipeline/v1beta1/task_conversion.go
index 19bbec3fdec..5eb70dc316f 100644
--- a/pkg/apis/pipeline/v1beta1/task_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/task_conversion.go
@@ -132,7 +132,7 @@ func (ts *TaskSpec) ConvertFrom(ctx context.Context, source *v1.TaskSpec) error
 	ts.Params = nil
 	for _, p := range source.Params {
 		new := ParamSpec{}
-		new.convertFrom(ctx, p)
+		new.ConvertFrom(ctx, p)
 		ts.Params = append(ts.Params, new)
 	}
 	ts.DisplayName = source.DisplayName
diff --git a/pkg/apis/pipeline/v1beta1/taskref_conversion.go b/pkg/apis/pipeline/v1beta1/taskref_conversion.go
index 8c0ed4c2e02..733524655d7 100644
--- a/pkg/apis/pipeline/v1beta1/taskref_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/taskref_conversion.go
@@ -18,7 +18,8 @@ func (tr TaskRef) convertTo(ctx context.Context, sink *v1.TaskRef) {
 	tr.convertBundleToResolver(sink)
 }
 
-func (tr *TaskRef) convertFrom(ctx context.Context, source v1.TaskRef) {
+// ConvertFrom v1 TaksRef is exported for reconciling the deprecated v1beta1 CustomTask
+func (tr *TaskRef) ConvertFrom(ctx context.Context, source v1.TaskRef) {
 	tr.Name = source.Name
 	tr.Kind = TaskKind(source.Kind)
 	tr.APIVersion = source.APIVersion
diff --git a/pkg/apis/pipeline/v1beta1/taskrun_conversion.go b/pkg/apis/pipeline/v1beta1/taskrun_conversion.go
index 726448ab104..70b18f53853 100644
--- a/pkg/apis/pipeline/v1beta1/taskrun_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/taskrun_conversion.go
@@ -146,7 +146,7 @@ func (trs *TaskRunSpec) ConvertFrom(ctx context.Context, source *v1.TaskRunSpec)
 	trs.ServiceAccountName = source.ServiceAccountName
 	if source.TaskRef != nil {
 		newTaskRef := TaskRef{}
-		newTaskRef.convertFrom(ctx, *source.TaskRef)
+		newTaskRef.ConvertFrom(ctx, *source.TaskRef)
 		trs.TaskRef = &newTaskRef
 	}
 	if source.TaskSpec != nil {
@@ -165,7 +165,7 @@ func (trs *TaskRunSpec) ConvertFrom(ctx context.Context, source *v1.TaskRunSpec)
 	trs.Workspaces = nil
 	for _, w := range source.Workspaces {
 		new := WorkspaceBinding{}
-		new.convertFrom(ctx, w)
+		new.ConvertFrom(ctx, w)
 		trs.Workspaces = append(trs.Workspaces, new)
 	}
 	trs.StepOverrides = nil
diff --git a/pkg/apis/pipeline/v1beta1/workspace_conversion.go b/pkg/apis/pipeline/v1beta1/workspace_conversion.go
index 727e8e6f3ad..c294e68450f 100644
--- a/pkg/apis/pipeline/v1beta1/workspace_conversion.go
+++ b/pkg/apis/pipeline/v1beta1/workspace_conversion.go
@@ -68,7 +68,8 @@ func (w WorkspaceBinding) convertTo(ctx context.Context, sink *v1.WorkspaceBindi
 	sink.CSI = w.CSI
 }
 
-func (w *WorkspaceBinding) convertFrom(ctx context.Context, source v1.WorkspaceBinding) {
+// ConvertFrom v1 WorkspaceBinding is exported for reconciling the deprecated v1beta1 CustomTask
+func (w *WorkspaceBinding) ConvertFrom(ctx context.Context, source v1.WorkspaceBinding) {
 	w.Name = source.Name
 	w.SubPath = source.SubPath
 	w.VolumeClaimTemplate = source.VolumeClaimTemplate