diff --git a/scripts/ensure-ollama.mjs b/scripts/ensure-ollama.mjs
index 9a299be..bcee6ef 100644
--- a/scripts/ensure-ollama.mjs
+++ b/scripts/ensure-ollama.mjs
@@ -50,7 +50,11 @@ if (!isRunning()) {
     spawn(bin, ["serve"], { stdio: "ignore", detached: true }).unref()
   }
   // Give it a moment to start listening
-  execSync("sleep 3", { stdio: "ignore", timeout: 5000 })
+  if (platform() === "win32") {
+    execSync("timeout /t 3 /nobreak >nul", { stdio: "ignore", timeout: 10000, shell: true })
+  } else {
+    execSync("sleep 3", { stdio: "ignore", timeout: 5000 })
+  }
 } else {
   console.log("Ollama already running")
 }