diff --git a/scripts/build-qemu-robot-docker.sh b/scripts/build-qemu-robot-docker.sh
index 8ee4ef3..48c5203 100755
--- a/scripts/build-qemu-robot-docker.sh
+++ b/scripts/build-qemu-robot-docker.sh
@@ -70,6 +70,7 @@
 RUN pip3 install \
     tox \
     requests \
+    retrying \
     json2yaml \
     robotframework \
     robotframework-requests \