diff --git a/buildargs.env b/buildargs.env
index a1eb657..22ac732 100644
--- a/buildargs.env
+++ b/buildargs.env
@@ -1,6 +1,6 @@
 ## BUILD STAGE
 BUILD_BASE_TAG=trixie-slim
-BUILD_BASE_IMAGE=debian:${BUILD_TAG}
+BUILD_BASE_IMAGE=debian:${BUILD_BASE_TAG}
 ## Examples for BUILD_BASE_IMAGE
 # alpine:${BUILD_TAG}
 # git.pi-farm.de/pi-farm/docker-baseimage-alpine:v${BUILD_TAG}