diff --git a/buildargs.env b/buildargs.env
index c74924f..1bc75cc 100644
--- a/buildargs.env
+++ b/buildargs.env
@@ -1,6 +1,6 @@
 ## BUILD STAGE
 BUILD_TAG=20.04
-BUILD_BASE_IMAGE=ubuntu:${BUILD_TAG}
+BUILD_BASE_IMAGE=ubuntu:20.04
 #BUILD_ALPINE_ARCH_AMD64=x86_64
 #BUILD_ALPINE_ARCH_AARCH64=aarch64
 #BUILD_S6_ARCH_amd64=x86_64