diff --git a/build/fietsje/deps_delve.go b/build/fietsje/deps_delve.go
new file mode 100644
index 0000000..747f3e2
--- /dev/null
+++ b/build/fietsje/deps_delve.go
@@ -0,0 +1,27 @@
+// Copyright 2020 The Monogon Project Authors.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+func depsDelve(p *planner) {
+	p.collect("github.com/go-delve/delve", "v1.4.1").use(
+		"github.com/google/go-dap",
+		"github.com/peterh/liner",
+		"github.com/cosiner/argv",
+		"golang.org/x/arch",
+		"go.starlark.net",
+	)
+}