diff --git a/conf/layer.conf b/conf/layer.conf
index 72351f1..434f616 100644
--- a/conf/layer.conf
+++ b/conf/layer.conf
@@ -8,3 +8,6 @@
 BBFILE_COLLECTIONS += "ibm-layer"
 BBFILE_PATTERN_ibm-layer = ""
 LAYERSERIES_COMPAT_ibm-layer = "sumo"
+
+# Provide a variable that points the base of the ibm layer.
+IBMBASE = '${@os.path.normpath("${LAYERDIR}/")}'