diff --git a/pkg/apis/pipeline/v1beta1/workspace_types.go b/pkg/apis/pipeline/v1beta1/workspace_types.go
index e2c768a563a..f0eab019486 100644
--- a/pkg/apis/pipeline/v1beta1/workspace_types.go
+++ b/pkg/apis/pipeline/v1beta1/workspace_types.go
@@ -81,7 +81,7 @@ type WorkspacePipelineDeclaration struct {
 	// used in the Pipeline. It can be useful to include a bit of detail about which
 	// tasks are intended to have access to the data on the workspace.
 	// +optional
-	Description string `json:"description"`
+	Description string `json:"description,omitempty"`
 }
 
 // WorkspacePipelineTaskBinding describes how a workspace passed into the pipeline should be