diff --git a/build/Dockerfile-vendor b/build/Dockerfile-vendor
index fc24889..cde12a1 100644
--- a/build/Dockerfile-vendor
+++ b/build/Dockerfile-vendor
@@ -1,3 +1,3 @@
 ARG TAG
-FROM goldpinger:1.4.0
+FROM $TAG
 COPY vendor /goldpinger-vendor-sources