diff --git a/packaging/deps.sh b/packaging/deps.sh
index c7763930b..6cace05bf 100644
--- a/packaging/deps.sh
+++ b/packaging/deps.sh
@@ -102,7 +102,7 @@ if ! pkg-config "libwebsockets >= 2.3.0"; then
 fi
 
 # Build & Install uldaq
-if ! pkg-config "libuldaq >= 1.0.0"; then
+if [ "${DEBIAN_MULTIARCH}" != "1" ] && ! pkg-config "libuldaq >= 1.0.0"; then
     git clone https://github.com/stv0g/uldaq
     pushd uldaq
     git checkout rpmbuild
diff --git a/packaging/docker/Dockerfile.dev-debian-multiarch b/packaging/docker/Dockerfile.dev-debian-multiarch
index c15183cc1..0f816e543 100644
--- a/packaging/docker/Dockerfile.dev-debian-multiarch
+++ b/packaging/docker/Dockerfile.dev-debian-multiarch
@@ -88,6 +88,8 @@ ENV PKG_CONFIG_LIBDIR=/usr/lib/${TRIPLET}/pkgconfig:/usr/share/pkgconfig
 ENV CMAKE_OPTS="-DCMAKE_TOOLCHAIN_FILE=/debian-${ARCH}.cmake \
 			    -DCMAKE_INSTALL_LIBDIR=/usr/lib/${TRIPLET}"
 
+ENV DEBIAN_MULTIARCH=1
+
 # Install unpackaged dependencies from source
 ADD packaging/deps.sh /
 RUN bash deps.sh