diff --git a/stellarphot/notebooks/photometry/calculate_aavso_mags_draft.ipynb b/stellarphot/notebooks/photometry/calculate_aavso_mags_draft.ipynb
index 57794c05..c8e437e1 100644
--- a/stellarphot/notebooks/photometry/calculate_aavso_mags_draft.ipynb
+++ b/stellarphot/notebooks/photometry/calculate_aavso_mags_draft.ipynb
@@ -188,7 +188,7 @@
     "    )\n",
     "plt.grid()\n",
     "plt.ylabel(\"Magnitude\")\n",
-    "plt.xlabel(\"Time since begining of observation (Days)\")\n",
+    "plt.xlabel(\"Time since beginning of observation (Days)\")\n",
     "plt.legend()\n",
     "plt.ylim(*plt.ylim()[::-1])"
    ]
@@ -298,7 +298,7 @@
     "    )\n",
     "plt.grid()\n",
     "plt.ylabel(\"Magnitude\")\n",
-    "plt.xlabel(\"Time since begining of observation (Days)\")\n",
+    "plt.xlabel(\"Time since beginning of observation (Days)\")\n",
     "plt.title(\"Check star\")\n",
     "plt.legend()\n",
     "plt.ylim(15.2, 14.7)"