diff --git a/AUTHORS.rst b/AUTHORS.rst
index 99b148ea..fd3353df 100644
--- a/AUTHORS.rst
+++ b/AUTHORS.rst
@@ -4,7 +4,8 @@ Authors
 DiffPy was initiated as part of the Distributed Data Analysis of Neutron
 Scattering Experiments (DANSE) project, funded by the National Science
 Foundation under grant DMR-0520547.  More information on DANSE can be
-found at http://danse.us.  Any opinions, findings, and conclusions or
+found at `DANSE Project Legacy Page <https://www.its.caltech.edu/~matsci/btf/DANSE_web_page.html>`_. 
+Any opinions, findings, and conclusions or
 recommendations expressed in this material are those of the author(s)
 and do not necessarily reflect the views of the NSF.
 
diff --git a/doc/manual/html/pdfgui.html b/doc/manual/html/pdfgui.html
index 5c4a963f..a1d76012 100644
--- a/doc/manual/html/pdfgui.html
+++ b/doc/manual/html/pdfgui.html
@@ -1959,7 +1959,7 @@ <h3 class="subsection">3.3.5 Advanced post-processing of sequential refinement</
 <p>To learn more about the tui module and about the objects
 and functions that it returns, please see the API
 documentation for diffpy.pdfgui at
-<a href="http://docs.danse.us/diffraction/diffpy.pdfgui/">http://docs.danse.us/diffraction/diffpy.pdfgui/</a>.
+<a href="https://www.diffpy.org/diffpy.pdfgui/api/diffpy.pdfgui.html">https://www.diffpy.org/diffpy.pdfgui/api/diffpy.pdfgui.html</a>.
 </p>
 <p>Feel free to ask at the
 <a href="https://groups.google.com/d/forum/diffpy-users">diffpy-users</a>
diff --git a/doc/manual/pdfgui.texinfo b/doc/manual/pdfgui.texinfo
index 587a214e..db851083 100644
--- a/doc/manual/pdfgui.texinfo
+++ b/doc/manual/pdfgui.texinfo
@@ -1446,7 +1446,7 @@ the comments in the script for detailed explanation.
 To learn more about the tui module and about the objects
 and functions that it returns, please see the API
 documentation for diffpy.pdfgui at
-@url{http://docs.danse.us/diffraction/diffpy.pdfgui/}.
+@url{https://www.diffpy.org/diffpy.pdfgui/api/diffpy.pdfgui.html}.
 
 Feel free to ask at the
 @url{https://groups.google.com/d/forum/diffpy-users, diffpy-users}
diff --git a/src/diffpy/pdfgui/gui/aboutdialog.py b/src/diffpy/pdfgui/gui/aboutdialog.py
index f0700cbb..b3dd85a8 100644
--- a/src/diffpy/pdfgui/gui/aboutdialog.py
+++ b/src/diffpy/pdfgui/gui/aboutdialog.py
@@ -221,7 +221,7 @@ def onNsfLogo(self, event):  # wxGlade: DialogAbout.<event_handler>
         event.Skip()
 
     def onDanseLogo(self, event):  # wxGlade: DialogAbout.<event_handler>
-        launchBrowser("http://danse.us")
+        launchBrowser("https://www.its.caltech.edu/~matsci/btf/DANSE_web_page.html")
         event.Skip()
 
     def onMsuLogo(self, event):  # wxGlade: DialogAbout.<event_handler>
diff --git a/src/diffpy/pdfgui/tests/test_aboutdialog.py b/src/diffpy/pdfgui/tests/test_aboutdialog.py
index 44078276..b9ff0ec3 100644
--- a/src/diffpy/pdfgui/tests/test_aboutdialog.py
+++ b/src/diffpy/pdfgui/tests/test_aboutdialog.py
@@ -53,7 +53,7 @@ def test_LogoClicks(self):
             self._clickbutton(d.bitmap_button_nsf)
             self.assertTrue(self.url.endswith("www.nsf.gov"))
             self._clickbutton(d.bitmap_button_danse)
-            self.assertTrue(self.url.endswith("danse.us"))
+            self.assertTrue(self.url.endswith("www.its.caltech.edu/~matsci/btf/DANSE_web_page.html"))
             self._clickbutton(d.bitmap_button_msu)
             self.assertTrue(self.url.endswith("www.msu.edu"))
             self._clickbutton(d.bitmap_button_columbia)