diff --git a/notebooks/HASP/WavelengthAdjustment/WavelengthAdjustment.ipynb b/notebooks/HASP/WavelengthAdjustment/WavelengthAdjustment.ipynb
index 29c808322..3a71ec6b9 100644
--- a/notebooks/HASP/WavelengthAdjustment/WavelengthAdjustment.ipynb
+++ b/notebooks/HASP/WavelengthAdjustment/WavelengthAdjustment.ipynb
@@ -127,6 +127,7 @@
     "from scipy.signal import correlation_lags\n",
     "\n",
     "from scipy import optimize\n",
+    "from IPython.display import clear_output\n",
     "\n",
     "print(\"Currently active conda environment:\", os.environ.get(\"CONDA_PREFIX\"))"
    ]
@@ -163,7 +164,8 @@
     "lref = os.path.join(crds_path, \"references/hst/cos\")\n",
     "os.environ[\"lref\"] = lref\n",
     "\n",
-    "!crds sync --contexts hst_cos_0357.imap --fetch-references"
+    "!crds sync --contexts hst_cos_0359.imap --fetch-references\n",
+    "clear_output()"
    ]
   },
   {
@@ -1504,7 +1506,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "!swrapper -i ./cos_ex/cos_shifted -o ./cos_ex/cos_shifted/coadd"
+    "!swrapper -i ./cos_ex/cos_shifted -o ./cos_ex/cos_shifted/coadd\n",
+    "clear_output()"
    ]
   },
   {
@@ -1879,7 +1882,8 @@
     "oref = os.path.join(crds_path, \"references/hst/stis/\")\n",
     "os.environ[\"oref\"] = oref\n",
     "\n",
-    "!crds bestrefs --update-bestrefs --sync-references=1 --files ./stis_ex/stis_data/*_raw.fits"
+    "!crds bestrefs --update-bestrefs --sync-references=1 --files ./stis_ex/stis_data/*_raw.fits\n",
+    "clear_output()"
    ]
   },
   {