diff --git a/scd-reduction-tools-dev.yml b/scd-reduction-tools-dev.yml
index 3318dd0a39b2d74234d9b05bca5a092db66dfe30..d77456d5c06bf6cdf5da6440c5b3f1fbf52df12a 100644
--- a/scd-reduction-tools-dev.yml
+++ b/scd-reduction-tools-dev.yml
@@ -7,7 +7,7 @@ channels:
   - conda-forge
 
 dependencies:
-  - mantid>=6.13,<6.14
+  - mantid>=6.14,<6.15
   - numpy
   - pycifrw
   - gemmi
diff --git a/scd-reduction-tools-qa.yml b/scd-reduction-tools-qa.yml
index fb8148add283911fdade5da9d6f547b72a6e2621..58f07915fbde99a706006fe2665594ed4e3d3ab7 100644
--- a/scd-reduction-tools-qa.yml
+++ b/scd-reduction-tools-qa.yml
@@ -7,7 +7,7 @@ channels:
   - conda-forge
 
 dependencies:
-  - mantid>=6.13,<6.14
+  - mantid>=6.14,<6.15
   - numpy
   - pycifrw
   - matplotlib
diff --git a/scd-reduction-tools.yml b/scd-reduction-tools.yml
index 3a5d4674625792c1de7af3c7d84a8942bfb4be14..03d94c25b70a2fc596ca615e9cb748ed1269b246 100644
--- a/scd-reduction-tools.yml
+++ b/scd-reduction-tools.yml
@@ -7,7 +7,7 @@ channels:
   - conda-forge
 
 dependencies:
-  - mantid>=6.13,<6.14
+  - mantid>=6.14,<6.15
   - numpy
   - pycifrw
   - matplotlib