diff --git a/docker/backend-dev-e2e/Dockerfile b/docker/backend-dev-e2e/Dockerfile
index 1fe2962c..3e34a7df 100644
--- a/docker/backend-dev-e2e/Dockerfile
+++ b/docker/backend-dev-e2e/Dockerfile
@@ -1,5 +1,5 @@
-ARG REVISION=dev
-FROM libervia/backend:${REVISION}
+ARG REVISION
+FROM libervia/backend:${REVISION:-dev}
 
 LABEL maintainer="Goffi <tmp_dockerfiles@goffi.org>"
 
diff --git a/docker/libervia-web-dev-demo/Dockerfile b/docker/libervia-web-dev-demo/Dockerfile
index 6b00e7a9..70751d3b 100644
--- a/docker/libervia-web-dev-demo/Dockerfile
+++ b/docker/libervia-web-dev-demo/Dockerfile
@@ -1,5 +1,5 @@
-ARG REVISION=dev
-FROM libervia/web:${REVISION}
+ARG REVISION
+FROM libervia/web:${REVISION:-dev}
 
 LABEL maintainer="Goffi <tmp_dockerfiles@goffi.org>"
 
diff --git a/docker/libervia-web-dev-e2e/Dockerfile b/docker/libervia-web-dev-e2e/Dockerfile
index 20647eb3..8f56f108 100644
--- a/docker/libervia-web-dev-e2e/Dockerfile
+++ b/docker/libervia-web-dev-e2e/Dockerfile
@@ -1,5 +1,5 @@
-ARG REVISION=dev
-FROM libervia/web:${REVISION}
+ARG REVISION
+FROM libervia/web:${REVISION:-dev}
 
 LABEL maintainer="Goffi <tmp_dockerfiles@goffi.org>"