diff --git a/apps/contract-migration/docker/Dockerfile b/apps/contract-migration/docker/Dockerfile
index 112546bc..94b45f06 100644
--- a/apps/contract-migration/docker/Dockerfile
+++ b/apps/contract-migration/docker/Dockerfile
@@ -18,6 +18,8 @@ ENV CONFINI_DIR /usr/local/etc/cic/
 COPY config_template/ /usr/local/etc/cic/
 COPY requirements.txt . 
 
+RUN apt-get install libffi-dev
+
 ARG pip_index_url=https://pypi.org/simple
 ARG EXTRA_PIP_INDEX_URL="https://pip.grassrootseconomics.net:8433"
 ARG EXTRA_PIP_ARGS=""
diff --git a/apps/contract-migration/requirements.txt b/apps/contract-migration/requirements.txt
index 971c66c6..56afcb5a 100644
--- a/apps/contract-migration/requirements.txt
+++ b/apps/contract-migration/requirements.txt
@@ -1,5 +1,5 @@
 cic-eth[tools]==0.12.4a13
-chainlib-eth>=0.0.10a4,<0.1.0
+chainlib-eth>=0.0.10a5,<0.1.0
 chainlib==0.0.10a3,<0.1.0
 eth-erc20>=0.1.2a3,<0.2.0
 erc20-demurrage-token>=0.0.5a2,<0.1.0