diff --git a/tox.ini b/tox.ini
index 5a218f55..d22e2d2b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,7 +11,7 @@ requires =
     pip >= 19.3.1
 isolated_build = true
 indexserver =
-    NIGHTLY = https://pypi.anaconda.org/scipy-wheels-nightly/simple
+    NIGHTLY = https://pypi.anaconda.org/scientific-python-nightly-wheels/simple
 
 [testenv]
 # Suppress display of matplotlib plots generated during docs build