diff --git a/prompt-processing/history.ipynb b/prompt-processing/history.ipynb
index 5bad2a0..d296358 100644
--- a/prompt-processing/history.ipynb
+++ b/prompt-processing/history.ipynb
@@ -54,7 +54,10 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "butler = Butler(\"/repo/embargo\", writeable=False)"
+    "if instrument == \"LATISS\":\n",
+    "    butler = Butler(\"/repo/embargo\", writeable=False)\n",
+    "else:\n",
+    "    butler = Butler(\"embargo_or4\", writeable=False)"
    ]
   },
   {
diff --git a/prompt-processing/timing.ipynb b/prompt-processing/timing.ipynb
index 0adf377..44ef70c 100644
--- a/prompt-processing/timing.ipynb
+++ b/prompt-processing/timing.ipynb
@@ -97,7 +97,10 @@
    "source": [
     "from lsst.daf.butler import Butler\n",
     "\n",
-    "butler = Butler(\"/repo/embargo\", writeable=False)"
+    "if instrument == \"LATISS\":\n",
+    "    butler = Butler(\"/repo/embargo\", writeable=False)\n",
+    "else:\n",
+    "    butler = Butler(\"embargo_or4\", writeable=False)"
    ]
   },
   {
@@ -118,8 +121,10 @@
     "    timestamps : `dict` [`int`, datetime]\n",
     "        The keys are the exposure_id\n",
     "    \"\"\"\n",
-    "\n",
-    "    s3_endpoint = \"https://s3dfrgw.slac.stanford.edu\"\n",
+    "    if instrument == \"LATISS\":\n",
+    "        s3_endpoint = \"https://s3dfrgw.slac.stanford.edu\"\n",
+    "    else:\n",
+    "        s3_endpoint = \"https://sdfembs3.sdf.slac.stanford.edu\"\n",
     "    s3client = boto3.client(\"s3\", endpoint_url=s3_endpoint)\n",
     "    refs = butler.registry.queryDatasets(\n",
     "        datasetType=datasetType,\n",
@@ -137,7 +142,7 @@
     "                dimension = \"exposure\"\n",
     "        fits_uri = butler.getURI(ref)\n",
     "        time_written = s3client.head_object(\n",
-    "            Bucket=fits_uri.netloc,\n",
+    "            Bucket=fits_uri.netloc.split(\"@\")[-1],\n",
     "            Key=fits_uri.relativeToPathRoot,\n",
     "        )[\"LastModified\"]\n",
     "        timestamps.append((ref.dataId[dimension], ref.dataId[\"detector\"], time_written))\n",