diff --git a/test-infra/camel-test-infra-smb/src/main/resources/org/apache/camel/test/infra/smb/services/Dockerfile b/test-infra/camel-test-infra-smb/src/main/resources/org/apache/camel/test/infra/smb/services/Dockerfile
index 95131e06f03c0..a6dccf66cdb08 100644
--- a/test-infra/camel-test-infra-smb/src/main/resources/org/apache/camel/test/infra/smb/services/Dockerfile
+++ b/test-infra/camel-test-infra-smb/src/main/resources/org/apache/camel/test/infra/smb/services/Dockerfile
@@ -16,9 +16,9 @@
 #
 
 ARG FROMIMAGE=mirror.gcr.io/fedora:43
-FROM $FROMIMAGE as samba
+FROM $FROMIMAGE AS samba
 LABEL maintainer="orpiske@apache.org"
-ENV SAMBA_ROOT /opt/camel/samba
+ENV SAMBA_ROOT=/opt/camel/samba
 EXPOSE 139 445
 RUN dnf install -y samba && mkdir -p /data/rw /data/ro /data/no-delete /data/unix-security /data/fixed-delete /data/unix-owned
 ADD smb.conf /etc/samba/smb.conf