diff --git a/docker/Dockerfile b/docker/Dockerfile
index 6ba15efb2a62f24a5928dddba15fd55815717531..ff82cf5c45557d077f53d00755d9a2f2a2f0e18f 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -8,10 +8,14 @@ FROM --platform=$BUILDPLATFORM rust:1-bullseye as build
 ARG BUILDPLATFORM
 ARG TARGETPLATFORM
 
+RUN echo "BUILDPLATFORM = $BUILDPLATFORM"
+RUN echo "TARGETPLATFORM = $TARGETPLATFORM"
+
 # We need the target arch triplet in both Debian and rust flavor
 RUN echo "DEBIAN_ARCH_TRIPLET='$(dpkg-architecture -A${TARGETPLATFORM#linux/} -qDEB_TARGET_MULTIARCH)'" >>/root/dynenv
 RUN . /root/dynenv && \
     echo "RUST_ARCH_TRIPLET='$(echo "$DEBIAN_ARCH_TRIPLET" | sed -E 's/-linux-/-unknown&/')'" >>/root/dynenv
+RUN cat /root/dynenv
 
 WORKDIR /root