diff --git a/Dockerfile.base b/Dockerfile.base
index d4d6b2c..0dbf85a 100644
--- a/Dockerfile.base
+++ b/Dockerfile.base
@@ -1,3 +1,4 @@
+ARG TARGETPLATFORM
 FROM tomcat:9.0.88-jdk17
 
 ENV GUAC_VER=1.5.5 \