diff --git a/Dockerfile b/Dockerfile
index 8f9d19f..8b7ecb4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -58,5 +58,6 @@ COPY ./vendor/contracts/ /config/contracts
 COPY ./bin/init-aio.sh /usr/bin/init-aio.sh
 
 ENV AUTHMATE_WALLET_PASSPHRASE=""
+ENV AUTHMATE_WALLET_CONTRACT_PASSPHRASE=""
 
 ENTRYPOINT ["/usr/bin/init-aio.sh"]
diff --git a/Dockerfile.custom b/Dockerfile.custom
index d0f4fd2..531bdf0 100644
--- a/Dockerfile.custom
+++ b/Dockerfile.custom
@@ -58,5 +58,6 @@ COPY ./vendor/contracts/ /config/contracts
 COPY ./bin/* /usr/bin/
 
 ENV AUTHMATE_WALLET_PASSPHRASE=""
+ENV AUTHMATE_WALLET_CONTRACT_PASSPHRASE=""
 
 ENTRYPOINT ["/usr/bin/init-aio.sh"]
diff --git a/Dockerfile.local b/Dockerfile.local
index 8a68bcb..490b98e 100644
--- a/Dockerfile.local
+++ b/Dockerfile.local
@@ -42,5 +42,6 @@ COPY ./vendor/contracts/ /config/contracts
 COPY ./bin/init-aio.sh /usr/bin/init-aio.sh
 
 ENV AUTHMATE_WALLET_PASSPHRASE=""
+ENV AUTHMATE_WALLET_CONTRACT_PASSPHRASE=""
 
 ENTRYPOINT ["/usr/bin/init-aio.sh"]