diff --git a/scd-reduction-tools-dev.yml b/scd-reduction-tools-dev.yml
index f11b3dbed3859634830c05d41a89205eaa2225be..3318dd0a39b2d74234d9b05bca5a092db66dfe30 100644
--- a/scd-reduction-tools-dev.yml
+++ b/scd-reduction-tools-dev.yml
@@ -8,7 +8,6 @@ channels:
 
 dependencies:
   - mantid>=6.13,<6.14
-  - mantidworkbench
   - numpy
   - pycifrw
   - gemmi