diff --git a/changelog/pending/20221123--cli--up-yes-should-not-use-update-plans.yaml b/changelog/pending/20221123--cli--up-yes-should-not-use-update-plans.yaml
new file mode 100644
index 000000000000..7bd7606ad625
--- /dev/null
+++ b/changelog/pending/20221123--cli--up-yes-should-not-use-update-plans.yaml
@@ -0,0 +1,4 @@
+changes:
+- type: fix
+  scope: cli
+  description: `up --yes` should not use update plans.
diff --git a/pkg/backend/apply.go b/pkg/backend/apply.go
index c0f7e8725852..6c985c55c5fb 100644
--- a/pkg/backend/apply.go
+++ b/pkg/backend/apply.go
@@ -122,6 +122,11 @@ func PreviewThenPrompt(ctx context.Context, kind apitype.UpdateKind, stack Stack
 	// If there are no changes, or we're auto-approving or just previewing, we can skip the confirmation prompt.
 	if op.Opts.AutoApprove || kind == apitype.PreviewUpdate {
 		close(eventsChannel)
+		// If we're running in experimental mode then return the plan generated, else discard it. The user may
+		// be explicitly setting a plan but that's handled higher up the call stack.
+		if !op.Opts.Engine.Experimental {
+			plan = nil
+		}
 		return plan, changes, nil
 	}