diff --git a/docs/requirements.txt b/docs/requirements.txt
index a9be119..fb31242 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -2,7 +2,6 @@ stsci_rtd_theme
 numpy >= 1.13
 matplotlib
 Cython
-astropy-helpers
 astropy
 sphinx-astropy
 poppy