diff --git a/xdsgui/README.md b/xdsgui/README.md
index 1adc49c..fe02b46 100644
--- a/xdsgui/README.md
+++ b/xdsgui/README.md
@@ -15,15 +15,16 @@ https://wiki.uni-konstanz.de/pub/linux_bin/ into `$PREFIX/bin` and
 marks them executable.
 
 Loading the module puts `$PREFIX/bin` on `PATH` and auto-loads the
-runtime dependencies `H5ToXds/1.1.0`, `xds/20260616` and
-`autoPROC/20240710` (xdsgui calls xds and the helper tools).
+runtime dependencies `H5ToXds/1.1.0`, `xds/20260616`,
+`autoPROC/20240710`, `shelx/2019.1`, `ccp4/8.0` and `xds_viewer/0.7`
+(xdsgui calls xds and these helper tools from its GUI tabs).
 
 ## Verifying the install
 
 ```sh
 module use MX unstable && module load xdsgui/<version>
 which xdsgui generate_XDS.INP   # both under .../xdsgui/<version>/bin
-module list                     # H5ToXds, xds, autoPROC pulled in
+module list                     # H5ToXds, xds, autoPROC, shelx, ccp4, xds_viewer pulled in
 xdsgui                          # on a node with X forwarding; GUI opens
 ```
 
diff --git a/xdsgui/files/config.yaml b/xdsgui/files/config.yaml
index f26b675..f47e221 100644
--- a/xdsgui/files/config.yaml
+++ b/xdsgui/files/config.yaml
@@ -13,3 +13,6 @@ xdsgui:
           - H5ToXds/1.1.0
           - xds/20260616
           - autoPROC/20240710
+          - shelx/2019.1
+          - ccp4/8.0
+          - xds_viewer/0.7
diff --git a/xdsgui/modulefile b/xdsgui/modulefile
index 5c050e8..d141311 100644
--- a/xdsgui/modulefile
+++ b/xdsgui/modulefile
@@ -9,7 +9,8 @@ module-help     "
 XDSGUI: a GUI for XDS that visualizes control images and statistics,
 and helps beginners and experts with data processing. Also installs
 the generate_XDS.INP helper script. Loading this module pulls in
-H5ToXds, xds and autoPROC as runtime dependencies.
+H5ToXds, xds, autoPROC, shelx, ccp4 and xds_viewer as runtime
+dependencies.
 "
 
 prepend-path    PATH    $PREFIX/bin