diff --git a/gitlab/conda_build_config.yaml b/gitlab/conda_build_config.yaml
index 330a1a16f591b0044fc7038dca627d30cf7a142b..519a4c97027d756745ffbca16d37dce826d891e6 100644
--- a/gitlab/conda_build_config.yaml
+++ b/gitlab/conda_build_config.yaml
@@ -44,7 +44,7 @@ zip_keys:
 # Ideally we want to build and test against older versions of dependencies.
 # Most of the pin numbers come from the anaconda package.
 bob_devel:
-  - 2018.01.19
+  - 2018.01.20
 
 ## The build time only dependencies.
 ## Updaing these to the latest version all the time is OK.