diff --git a/3.8-rc/alpine/Dockerfile b/3.8-rc/alpine/Dockerfile
index 3f0a464..e1e5d75 100644
--- a/3.8-rc/alpine/Dockerfile
+++ b/3.8-rc/alpine/Dockerfile
@@ -175,7 +175,7 @@ RUN set -eux; \
 	ln -sf "$RABBITMQ_DATA_DIR/.erlang.cookie" /root/.erlang.cookie
 
 # Use the latest stable RabbitMQ release (https://www.rabbitmq.com/download.html)
-ENV RABBITMQ_VERSION 3.8.0-beta.6
+ENV RABBITMQ_VERSION 3.8.0-beta.7
 # https://www.rabbitmq.com/signatures.html#importing-gpg
 ENV RABBITMQ_PGP_KEY_ID="0x0A9AF2115F4687BD29803A206B73A36E6026DFCA"
 ENV RABBITMQ_HOME=/opt/rabbitmq
diff --git a/3.8-rc/ubuntu/Dockerfile b/3.8-rc/ubuntu/Dockerfile
index 7519414..0b32f27 100644
--- a/3.8-rc/ubuntu/Dockerfile
+++ b/3.8-rc/ubuntu/Dockerfile
@@ -187,7 +187,7 @@ RUN set -eux; \
 	ln -sf "$RABBITMQ_DATA_DIR/.erlang.cookie" /root/.erlang.cookie
 
 # Use the latest stable RabbitMQ release (https://www.rabbitmq.com/download.html)
-ENV RABBITMQ_VERSION 3.8.0-beta.6
+ENV RABBITMQ_VERSION 3.8.0-beta.7
 # https://www.rabbitmq.com/signatures.html#importing-gpg
 ENV RABBITMQ_PGP_KEY_ID="0x0A9AF2115F4687BD29803A206B73A36E6026DFCA"
 ENV RABBITMQ_HOME=/opt/rabbitmq