diff --git a/photutils/02_photutils_source_detection.ipynb b/photutils/02_photutils_source_detection.ipynb
index 844cd18..9917f18 100644
--- a/photutils/02_photutils_source_detection.ipynb
+++ b/photutils/02_photutils_source_detection.ipynb
@@ -1002,9 +1002,9 @@
    "metadata": {},
    "source": [
     "---\n",
-    "<i>September 2018\n",
+    "<i>December 2018\n",
     "\n",
-    "Author: Lauren Chambers (lchambers@stsci.edu)\n",
+    "Author: Lauren Chambers (lchambers@stsci.edu), Erik Tollerud (etollerud@stsci.edu), Tom Wilson (towilson@stsci.edu)\n",
     "\n",
     "For more examples and details, please visit the [photutils](http://photutils.readthedocs.io/en/stable/index.html) documentation.</i>"
    ]