diff --git a/apps/canvas/config/src/config.test.ts b/apps/canvas/config/src/config.test.ts
index 5a927df..e8c0c38 100644
--- a/apps/canvas/config/src/config.test.ts
+++ b/apps/canvas/config/src/config.test.ts
@@ -17,6 +17,7 @@
 						rootDir: "/",
 					},
 					ports: [{ name: "http", value: 3000, protocol: "TCP" }],
+					dev: { enabled: false },
 				},
 			],
 		};
diff --git a/apps/canvas/config/src/config.ts b/apps/canvas/config/src/config.ts
index d91b535..f5957d4 100644
--- a/apps/canvas/config/src/config.ts
+++ b/apps/canvas/config/src/config.ts
@@ -114,6 +114,7 @@
 					dev: n.data.dev?.enabled
 						? {
 								enabled: true,
+								mode: "VM",
 								username: env.user.username,
 								codeServer:
 									n.data.dev.expose != null
diff --git a/apps/canvas/config/src/types.ts b/apps/canvas/config/src/types.ts
index bbf851b..a49c2d5 100644
--- a/apps/canvas/config/src/types.ts
+++ b/apps/canvas/config/src/types.ts
@@ -98,14 +98,16 @@
 	expose: z.array(PortDomainSchema).optional(),
 	volume: z.array(z.string()).optional(),
 	preBuildCommands: z.array(z.object({ bin: z.string() })).optional(),
-	dev: z
-		.object({
-			enabled: z.boolean(),
+	dev: z.discriminatedUnion("enabled", [
+		z.object({ enabled: z.literal(false) }),
+		z.object({
+			enabled: z.literal(true),
+			mode: z.string(),
 			username: z.string().optional(),
 			ssh: DomainSchema.optional(),
 			codeServer: DomainSchema.optional(),
-		})
-		.optional(),
+		}),
+	]),
 	model: ModelSchema.optional(),
 });