diff --git a/config/Pmodules.yaml.in b/config/Pmodules.yaml.in
new file mode 100644
index 0000000..5db06a2
--- /dev/null
+++ b/config/Pmodules.yaml.in
@@ -0,0 +1,9 @@
+DefaultGroups: Tools:Programming
+DefaultReleaseStages: stable
+ReleaseStages: unstable:stable:deprecated
+TmpDir: @PMODULES_TMPDIR@
+DistfilesDir: @PMODULES_DISTFILESDIR@
+
+Overlays:
+  base:
+    install_root: @INSTALL_ROOT@