diff --git a/packages/lerna/migrations.json b/packages/lerna/migrations.json
index 623d056898..44ffaffbb8 100644
--- a/packages/lerna/migrations.json
+++ b/packages/lerna/migrations.json
@@ -1,5 +1,11 @@
 {
   "generators": {
+    "add-schema-config": {
+      "cli": "nx",
+      "version": "7.0.0-alpha.5",
+      "description": "Add `$schema` config to lerna.json if not already present to allow for IDE validation of lerna.json",
+      "implementation": "./dist/migrations/add-schema-config/add-schema-config"
+    },
     "remove-invalid-init-config": {
       "cli": "nx",
       "version": "7.0.0-alpha.2",
diff --git a/packages/lerna/project.json b/packages/lerna/project.json
index 76f2609b9c..349c90803b 100644
--- a/packages/lerna/project.json
+++ b/packages/lerna/project.json
@@ -79,6 +79,7 @@
           "packages/lerna/src/commands/version/lib/prompt-version.ts",
           "packages/lerna/src/commands/version/lib/remote-branch-exists.ts",
           "packages/lerna/src/commands/version/lib/update-lockfile-version.ts",
+          "packages/lerna/src/migrations/add-schema-config/add-schema-config.ts",
           "packages/lerna/src/migrations/remove-invalid-init-config/remove-invalid-init-config.ts",
           "packages/lerna/src/migrations/remove-invalid-use-workspaces/remove-invalid-use-workspaces.ts",
           "packages/lerna/src/migrations/remove-unnecessary-use-nx/remove-unnecessary-use-nx.ts",
diff --git a/packages/lerna/schemas/lerna-schema.json b/packages/lerna/schemas/lerna-schema.json
index 5508fe71d2..a681bc87e1 100644
--- a/packages/lerna/schemas/lerna-schema.json
+++ b/packages/lerna/schemas/lerna-schema.json
@@ -3,7 +3,12 @@
   "$id": "https://lerna.js.org/docs/getting-started#adding-lerna",
   "title": "JSON schema for Lerna configuration",
   "type": "object",
+  "additionalProperties": false,
   "properties": {
+    "$schema": {
+      "type": "string",
+      "description": "The JSON schema version used to validate this configuration file"
+    },
     "version": {
       "type": "string",
       "description": "The version of the repository, or \"independent\" for a repository with independently versioned packages.",
@@ -25,6 +30,7 @@
     },
     "command": {
       "type": "object",
+      "additionalProperties": false,
       "description": "Options for individual Lerna commands.",
       "properties": {
         "add": {
diff --git a/packages/lerna/src/migrations/add-schema-config/add-schema-config.test.ts b/packages/lerna/src/migrations/add-schema-config/add-schema-config.test.ts
new file mode 100644
index 0000000000..a6a2736404
--- /dev/null
+++ b/packages/lerna/src/migrations/add-schema-config/add-schema-config.test.ts
@@ -0,0 +1,33 @@
+import { readJson, Tree, writeJson } from "@nx/devkit";
+import { createTreeWithEmptyWorkspace } from "@nx/devkit/testing";
+import addSchemaConfigMigration from "./add-schema-config";
+
+describe("add-schema-config", () => {
+  let tree: Tree;
+
+  beforeEach(() => {
+    tree = createTreeWithEmptyWorkspace();
+  });
+
+  it(`should add "$schema" config if not already present`, async () => {
+    writeJson(tree, "lerna.json", {});
+    await addSchemaConfigMigration(tree);
+    expect(readJson(tree, "lerna.json")).toMatchInlineSnapshot(`
+      Object {
+        "$schema": "node_modules/lerna/schemas/lerna-schema.json",
+      }
+    `);
+  });
+
+  it(`should not not modify the "$schema" config if it is already present`, async () => {
+    writeJson(tree, "lerna.json", {
+      $schema: "./some/path/to/schema.json",
+    });
+    await addSchemaConfigMigration(tree);
+    expect(readJson(tree, "lerna.json")).toMatchInlineSnapshot(`
+      Object {
+        "$schema": "./some/path/to/schema.json",
+      }
+    `);
+  });
+});
diff --git a/packages/lerna/src/migrations/add-schema-config/add-schema-config.ts b/packages/lerna/src/migrations/add-schema-config/add-schema-config.ts
new file mode 100644
index 0000000000..2b68fb66ea
--- /dev/null
+++ b/packages/lerna/src/migrations/add-schema-config/add-schema-config.ts
@@ -0,0 +1,12 @@
+import { formatFiles, readJson, Tree, writeJson } from "@nx/devkit";
+
+export default async function generator(tree: Tree) {
+  const lernaJson = readJson(tree, "lerna.json");
+
+  if (!lernaJson.$schema) {
+    lernaJson.$schema = "node_modules/lerna/schemas/lerna-schema.json";
+    writeJson(tree, "lerna.json", lernaJson);
+  }
+
+  await formatFiles(tree);
+}