diff --git a/kamon-metrics/README.md b/kamon-metrics/README.md
index 28c585a..c77764d 100644
--- a/kamon-metrics/README.md
+++ b/kamon-metrics/README.md
@@ -26,6 +26,9 @@ resolvers += "OJO Releases" at "https://oss.jfrog.org/oss-release-local"
 
 ```
 
+Note that there is no scala 2.12 build available for this module as it depends on `kamon-core` and 
+there is no scala 2.12 build available for `kamon-core` yet.
+
 Start/Stop recording metrics
 ----------------------------