diff --git a/README.md b/README.md
index 7fbf003..cbe8b35 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,9 @@ Container Storage Interface (CSI) plugin for IONOS Cloud [block storage][1].
 The repository currently only contains the Helm chart.
 The actual driver will be open sourced later.
 
+Select release candidate images will be pushed to GitHub Container Registry.
+Only these images should be used together with the helm chart.
+
 ## Features
 
 * **Static Provisioning**: Associate an externally-created volume with a [Persistent Volume][2] (PV) for consumption
diff --git a/SECURITY.md b/SECURITY.md
index ab21df7..d4a257b 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -5,8 +5,7 @@
 | Version | Supported          |
 | ------- | ------------------ |
 | 1.7.x   | :white_check_mark: |
-| 1.6.x   | :white_check_mark: |
-| < 1.6   | :x:                |
+| < 1.7   | :x:                |
 
 ## Reporting a Vulnerability