diff --git a/Dockerfile.17 b/Dockerfile.17.0
similarity index 100%
rename from Dockerfile.17
rename to Dockerfile.17.0
diff --git a/README.md b/README.md
index cff4ac5..17421a7 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,6 @@
 
 ### Build-time variables
 - **NEXTCLOUD_VERSION** : version of nextcloud
-- **GNU_LIBICONV_VERSION** : version of GNU Libiconv
 - **GPG_nextcloud** : signing key fingerprint
 
 ### Environment variables