diff --git a/scd-reduction-tools-qa.yml b/scd-reduction-tools-qa.yml
index 58f07915fbde99a706006fe2665594ed4e3d3ab7..11f216b295acf4dd1ff99dad9ca7d08d0ed8bce0 100644
--- a/scd-reduction-tools-qa.yml
+++ b/scd-reduction-tools-qa.yml
@@ -7,7 +7,7 @@ channels:
   - conda-forge
 
 dependencies:
-  - mantid>=6.14,<6.15
+  - mantid>=6.15,<6.16
   - numpy
   - pycifrw
   - matplotlib