diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index cd54e5f..57cd1a4 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -14,7 +14,7 @@ jobs:
         run: docker build -t zimit .
 
       - name: run crawl
-        run: docker run -v $PWD/output:/output zimit zimit --url http://isago.rskg.org/ --name isago --zim-file isago.zim --adminEmail test@example.com --mobileDevice "iPhone 11" --statsFilename /output/stats.json --keep
+        run: docker run -v $PWD/output:/output zimit zimit --url http://isago.rskg.org/ --name isago --zim-file isago.zim --adminEmail test@example.com --mobileDevice "Pixel 5" --statsFilename /output/stats.json --keep
 
       - name: run integration test suite
         run: docker run -v $PWD/test/integration.py:/app/integration.py -v $PWD/output:/output zimit bash -c "pip install pytest; pytest -v ./integration.py"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4c48a0d..e9e8aee 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,10 +9,15 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
-- Using browsertrix-crawler 0.8.1
+- Using browsertrix-crawler 0.9.0-beta.1
+- Default and accepted values for `--waitUntil` from crawler's update
 - Using `main` warc2zim ⚠️ change before releasing!
 - Disabled Chrome updates to prevent incidental inclusion of update data in WARC/ZIM (#172)
 
+### Removed
+
+- `--newContext` from crawler's update
+
 ## [1.3.1] - 2023-02-06
 
 ### Changed
diff --git a/Dockerfile b/Dockerfile
index 0663018..9f6187d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM webrecorder/browsertrix-crawler:0.8.1
+FROM webrecorder/browsertrix-crawler:0.9.0-beta.1
 LABEL org.opencontainers.image.source https://github.com/openzim/zimit
 
 RUN apt-get update && apt-get install -qqy --no-install-recommends libmagic1 && apt-get clean && rm -rf /var/lib/apt/lists/*
diff --git a/test/integration.py b/test/integration.py
index 54f4d99..4fbd530 100644
--- a/test/integration.py
+++ b/test/integration.py
@@ -36,7 +36,7 @@ def test_user_agent():
                     print(record.http_headers)
                     ua = record.http_headers.get_header("User-Agent")
                     if ua:
-                        assert "iPhone" in ua
+                        assert "Pixel" in ua
                         assert ua.endswith(" +Zimit test@example.com")
                         found = True
 
@@ -55,12 +55,12 @@ def test_stats_output():
         }
     with open("/output/warc2zim.json") as fh:
         assert json.loads(fh.read()) == {
-            "written": 7,
-            "total": 7,
+            "written": 9,
+            "total": 9,
         }
     with open("/output/stats.json") as fh:
         assert json.loads(fh.read()) == {
-            "done": 7,
-            "total": 7,
+            "done": 9,
+            "total": 9,
             "limit": {"max": 0, "hit": False},
         }
diff --git a/zimit.py b/zimit.py
index f74b307..0e03bed 100755
--- a/zimit.py
+++ b/zimit.py
@@ -115,7 +115,7 @@ class ProgressFileWatcher:
 
 
 def zimit(args=None):
-    wait_until_options = ["load", "domcontentloaded", "networkidle0", "networkidle2"]
+    wait_until_options = ["load", "domcontentloaded", "networkidle"]
     wait_until_all = wait_until_options + [
         f"{a},{b}" for a, b in itertools.combinations(wait_until_options, 2)
     ]
@@ -132,19 +132,12 @@ def zimit(args=None):
 
     parser.add_argument("-w", "--workers", type=int, help="Number of parallel workers")
 
-    parser.add_argument(
-        "--newContext",
-        help="The context for each new capture (page, session or browser).",
-        choices=["page", "session", "browser"],
-        default="page",
-    )
-
     parser.add_argument(
         "--waitUntil",
         help="Puppeteer page.goto() condition to wait for before continuing. One of "
         f"{wait_until_options} or a comma-separated combination of those.",
         choices=wait_until_all,
-        default="load,networkidle0",
+        default="load",
     )
 
     parser.add_argument(
@@ -206,8 +199,8 @@ def zimit(args=None):
     parser.add_argument(
         "--mobileDevice",
         help="Emulate mobile device by name from "
-        "https://github.com/puppeteer/puppeteer/blob"
-        "/main/src/common/DeviceDescriptors.ts",
+        "https://github.com/microsoft/playwright/blob/main/packages/"
+        "playwright-core/src/server/deviceDescriptorsSource.json",
     )
 
     parser.add_argument(
@@ -435,7 +428,6 @@ def get_node_cmd_line(args):
     node_cmd = ["crawl"]
     for arg in [
         "workers",
-        "newContext",
         "waitUntil",
         "urlFile",
         "depth",