diff --git a/docs/computing/available-systems.md b/docs/computing/available-systems.md
index 7a0b7e3880..dc93f24930 100644
--- a/docs/computing/available-systems.md
+++ b/docs/computing/available-systems.md
@@ -61,3 +61,7 @@ The selection of installed [scientific software](../apps/by_system.md#mahti) in
 Mahti is more limited than in Puhti.
 
 - [A more technical description of Mahti](systems-mahti.md)
+
+## Roihu
+
+TBA
diff --git a/docs/computing/systems-roihu.md b/docs/computing/systems-roihu.md
new file mode 100644
index 0000000000..93dcefb72f
--- /dev/null
+++ b/docs/computing/systems-roihu.md
@@ -0,0 +1,3 @@
+# Technical details about Roihu
+
+TBA
\ No newline at end of file
diff --git a/mkdocs.yml b/mkdocs.yml
index 968c3cf87f..709a91aacc 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -199,6 +199,7 @@ nav:
           - computing/available-systems.md
           - Puhti: computing/systems-puhti.md
           - Mahti: computing/systems-mahti.md
+          - Roihu: computing/systems-roihu.md
           - LUMI: "https://docs.lumi-supercomputer.eu/hardware/"
       - Connecting:
           - computing/connecting/index.md