diff --git a/images/php/Dockerfile.cli b/images/php/Dockerfile.cli
index 14c9b282..44998379 100644
--- a/images/php/Dockerfile.cli
+++ b/images/php/Dockerfile.cli
@@ -22,7 +22,8 @@ RUN wget -O /usr/local/bin/dockerize https://github.com/dpc-sdp/dockerize/releas
 RUN apk add redis --no-cache
 
 # Install bay-cli.
-RUN curl -L "https://github.com/dpc-sdp/bay-cli/releases/download/v0.1.2/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz" --output /tmp/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz
+ARG BAY_CLI_VERSION=v1.1.2
+RUN curl -L "https://github.com/dpc-sdp/bay-cli/releases/download/${BAY_CLI_VERSION}/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz" --output /tmp/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz
 RUN tar -C /tmp -xvf /tmp/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz
 RUN chmod +x /tmp/bay
 RUN mv /tmp/bay /bin/bay
diff --git a/images/php/Dockerfile.fpm b/images/php/Dockerfile.fpm
index c384e3cc..014fe95c 100644
--- a/images/php/Dockerfile.fpm
+++ b/images/php/Dockerfile.fpm
@@ -24,7 +24,8 @@ RUN  apk add --no-cache tzdata \
     && echo $TZ > /etc/timezone
 
 # Install bay-cli.
-RUN curl -L "https://github.com/dpc-sdp/bay-cli/releases/download/v0.1.2/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz" --output /tmp/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz
+ARG BAY_CLI_VERSION=v1.1.2
+RUN curl -L "https://github.com/dpc-sdp/bay-cli/releases/download/${BAY_CLI_VERSION}/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz" --output /tmp/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz
 RUN tar -C /tmp -xvf /tmp/bay_$(echo ${TARGETPLATFORM:-linux/amd64} | tr '/' '_').tar.gz
 RUN chmod +x /tmp/bay
 RUN mv /tmp/bay /bin/bay