diff --git a/README.md b/README.md
index 61c752b..772b8f1 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # rstudio-d4science
 
-Rstudio image that builds from "r-full"
+Rstudio image that builds from "d4science/rstudio-base:2023-03-R4-2"
+
+This is the version customized for WB3 ecosystem, see https://support.d4science.org/issues/26459
 
-One branch for each corresponding *major.minor* `R` version and for each
-customization on top of the R version.