diff --git a/Dockerfile-2.9.alpine b/Dockerfile-2.9.alpine
index cb29c06127d3a36f9a39f9ccae3967cd82e7378e..dd33c2e1ce62ff714d92b0ced3dd35f958ebb494 100644
--- a/Dockerfile-2.9.alpine
+++ b/Dockerfile-2.9.alpine
@@ -3,6 +3,8 @@ LABEL maintainer="Jens Heidbüchel <j.heidbuechel@fz-juelich.de>"
 
 ENV REFRESHED_AT 2019-05-22
 
+ENV CRYPTOGRAPHY_DONT_BUILD_RUST 1
+
 RUN apk add --no-cache git openssh-client openssl ca-certificates \
     linux-headers qemu-img libffi-dev openssl-dev build-base krb5 krb5-dev
 RUN /usr/local/bin/python -m pip install --upgrade pip
diff --git a/Dockerfile.alpine b/Dockerfile.alpine
index 381761c5b613f0ee58fad1520bb3d10d97fdb3da..0f427c0332f54daa810b27c8d0873a08fef5f7c7 100644
--- a/Dockerfile.alpine
+++ b/Dockerfile.alpine
@@ -3,6 +3,8 @@ LABEL maintainer="Jens Heidbüchel <j.heidbuechel@fz-juelich.de>"
 
 ENV REFRESHED_AT 2019-05-22
 
+ENV CRYPTOGRAPHY_DONT_BUILD_RUST 1
+
 RUN apk add --no-cache git openssh-client openssl ca-certificates \
     linux-headers qemu-img libffi-dev openssl-dev build-base krb5 krb5-dev
 RUN /usr/local/bin/python -m pip install --upgrade pip