1 files changed, 1 insertions, 0 deletions

diff --git a/dev.yaml b/dev.yaml
index 9a3d6b7..ab23901 100644
--- a/dev.yaml
+++ b/dev.yaml
@@ -97,6 +97,7 @@ packages:
   - stsci.sphinxext
   - stsci.stimage
   - stsci.tools
+  - stsci_rtd_theme
   - stsynphot
   - stwcs
   - synphot