diff --git a/Dockerfile b/Dockerfile
index 0a8641a7..817ab14e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
-ARG IMAGE_VERSION=2019.0.00f0
-ARG IMAGE_TARGET=webgl
-
+ARG INPUT_IMAGE_VERSION=2019.0.00f0
+ARG INPUT_IMAGE_TARGET=nothing
+RUN echo ${INPUT_IMAGE_VERSION}
+RUN echo ${INPUT_IMAGE_TARGET}
 FROM gableroux/unity3d:${INPUT_IMAGE_VERSION}-${INPUT_IMAGE_TARGET}
 
 LABEL "com.github.actions.name"="Unity - Builder"